81. A

82. C

83. D

84. A

85. D

86. A

87. B

88. D

89. D

90. D

91. D

92. C

93. C

94. A

95. A

96. C

97. C

98. D

99. A

100. C

101. C

102. C

103. A

104. A

105. A

106. D

107. A

108. B

109. B

110. B

111. D

112. A

113. D

114. D

115. A

116. C

117. A

118. D

119. C

120. C

81. A

82. A

83. B

84. C

85. B

86. D

87. D

88. C

89. D

90. B

91. D

92. C

93. B

94. B

95. D

96. A

97. B

98. C

99. C

100. C

101. D

102. B

103. A

104. D

105. C

106. A

107. A

108. C

109. A

110. A

111. D

112. B

113. D

114. C

115. A

116. C

117. C

118. D

119.B 

120. C

81. A

82. B

83. D

84. C

85. B

86. A

87. D

88. C

89. D

90. A

91. C

92. C

93. C

94. A

95. D

96. D

97. C

98. B

99. B

100. D

101. B

102. B

103. C

104. D

105. B

106. B

107. C

108. B

109. C

110. D

111. D

112. C

113. D

114. D

115. D

116. C

117. B 

118. C

119. D

120.B

81. C

82. D

83. B

84. B

85. D

86. B

87. D

88. A

89. A

90. C

91. B

92. D

93. C

94. C

95. B

96. C

97. A

98. D

99. C

100. C

101. B

102. A

103. A

104. D

105. A

106. C

107. A

108. A

109. A

110. B

111. B

112. A

113. C

114. D

115. B

116. C 

117. C

118. A

119. D

120. B

81. C

82. A

83. D

84. B

85. B

86. A

87. D

88. B

89. C

90. B

91. B

92. C

93. A

94. B

95. D

96. C

97. A

98. D

99. A

100. B

101. B

102. A

103. D

104. A

105. B

106. C

107. D

108. C

109. C

110. B

111. D

112. D

113. C

114. C

115. C

116. D

117. C

118. B

119. D

120. D

81. D

82. D

83. A

84. B

85. C

86. C

87. A

88. C

89. A

90. A

91. D

92. D

93. C

94. D

95. A

96. D

97. A

98. B

99. C

100. D

101. C

102. C

103. D

104. A

105. C

106. B

107. C

108. A

109. B

110. B

111. B

112. A

113. B 

114. B

115. D

116. B

117. C

118. B

119. B

120. D

81. B

82. A

83. A

84. D

85. B

86. C

87. B

88. C

89. C

90. C

91. B

92. C

93. D

94. C

95. D

96. B

97. D

98. D

99. A

100. C

101. A

102. A

103. A

104. B

105. B

106. C

107. C

108. D

109. C

110. A

111. D

112. D

113. B

114. D

115. C

116. B

117. C

118. D

119. D

120. B

81. C

82. B

83. B

84. A

85. B

86. C

87. A

88. A

89. B

90. A

91. A

92. B

93. C

94. B

95. B

96. D

97. B

98. C

99. D

100. B

101. D

102. D

103. A

104. D

105. D

106. D

107. B

108. B

109. A

110. D

111. D

112. D

113. A

114. A

115. A

116. D

117. B

118. A

119. D

120. D

81. D

82. A

83. B

84. A

85. B

86. A

87. C

88. A

89. B

90. D

91. B

92. C

93. C

94. D

95. D

96. C

97. C

98. C

99. D

100. C

101. A

102. D

103. B

104. B

105. B

106. B

107. B

108. C

109. B

110. B

111. D

112. D

113. C

114. D

115. D

116. C

117. D

118. B

119. C

120. C

81. C

82. D

83. A

84. A

85. D

86. B

87. A

88. B

89. B

90. A

91. D

92. C

93. A

94. B

95. D

96. C

97. D

98. D

99. C

100. C

101. D

102. C

103. C

104. D

105. A

106. B

107. A

108. A

109. C

110. B 

111. C

112. B

113. A

114. C

115. B

116. B 

117. B

118. A

119. A

120. C

81. B

82. D

83. A

84. D

85. C

86. B

87. B

88. A

89. C

90. B

91. D

92. D

93. A

94. C

95. A

96. C

97. A

98. A

99. A

100. C

101. D

102. A

103. A

104. D

105. C

106. C

107. C

108. D

109. D

110. C

111. D

112. D

113. A

114. C

115. A

116. C

117. D

118. C

119. A

120. D

81. A

82. B

83. B

84. C

85. A

86. D

87. A

88. B

89. B

90. B

91. A

92. D

93. A

94. C

95. B

96. C

97. C

98. A

99. B

100. A

101. C

102. B

103. C

104. B

105. A

106. D

107. B

108. A

109. B

110. A

111. C

112. C

113. A

114. C

115. C

116. C

117. B 

118. C

119. A

120. C

81. D

82. A

83. C

84. B

85. A

86. A

87. B

88. A

89. B

90. D

91. D

92. C

93. D

94. B

95. C

96. B

97. D

98. C

99. A

100. C

101. D

102. B

103. C

104. A

105. B

106. B

107. B

108. D

109. C

110. D

111. D

112. D

113. D

114. C

115. A

116. C

117. C

118. D

119. A

120. A

81. A

82. C

83. A

84. C

85. D

86. C

87. A

88. B

89. A

90. A

91. B

92. C

93. D

94. B

95. D

96. D

97. C

98. D

99. B

100. C

101. D

102. B

103. C

104. B

105. C

106. A

107. A

108. C

109. A

110. B

111. C

112. D

113. C

114. D

115. B

116. C

117. B

118. A

119. A

120. D

81. C

82. B

83. A

84. A

85. C

86. D

87. C

88. C

89. D

90. A

91. B

92. B

93. B

94. A

95. A

96. D

97. C

98. B

99. A

100. C

101. A

102. B

103. B

104. D

105. C

106. D

107. A

108. D

109. D

110. D

111. B

112. A

113. B

114. C

115. C

116. B

117. B

118. C

119. A

120. A

81. D

82. A

83. A

84. C

85. B

86. A

87. B

88. C

89. D

90. B

91. B

92. B

93. A

94. A

95. B

96. D

97. B

98. B

99. B

100. B

101. B

102. A

103. B

104. D

105. C

106. D

107. D

108. C

109. D 

110. B

111. D

112. C

113. A 

114. D

115. C

116. C

117. D 

118. A

119. C

120. C

81. C

82. B

83. A

84. D

85. C

86. B

87. D

88. B

89. B

90. B

91. C

92. D

93. D

94. B

95. A

96. A

97. A

98. C

99. A

100. C

101. D

102. D

103. B

104. C

105. A

106. C

107. B

108. C

109. D

110. D

111. D

112. C

113. D

114. A

115. C

116. B

117. A

118. C

119. A

120. D

81. B

82. B

83. C

84. C

85. D

86. C

87. B

88. C

89. B

90. C

91. C

92. A

93. A

94. C

95. B

96. D

97. A

98. D

99. A

100. D

101. A

102. B

103. B

104. A

105. B

106. A

107. D

108. D

109. D

110. A

111. D

112. D

113. A

114. A

115. D

116. A

117. D

118. B

119. A

120. A

81. A

82. D

83. C

84. A

85. D

86. B

87. A

88. A

89. A

90. C

91. B

92. A

93. B

94. C

95. D

96. D

97. D

98. B

99. A

100. B

101. D

102. C

103. B

104. B

105. A

106. C

107. A

108. D

109. D

110. D

111. B

112. C

113. C

114. D 

115. B

116. C

117. C

118. D

119. C

120. B

81. C

82. A

83. A

84. A

85. B

86. D

87. A

88. A

89. C

90. D

91. D

92. B

93. B

94. C

95. B

96. A

97. C

98. B

99. D

100. D

101. D

102. B

103. D

104. B

105. B

106. D

107. B

108. A

109. B

110. B

111. A 

112. D

113. A

114. A

115. A

116. D

117. A

118. B

119. A

120.B

81. C

82. A

83. B

84. D

85. B

86. C

87. B

88. A

89. D

90. B

91. C

92. D

93. A

94. B

95. C

96. C

97. C

98. D

99. C

100. D

101. B

102. D

103. D

104. A

105. C

106. B

107. B

108. D

109. A

110. B

111. B

112. D

113. D

114. C

115. A

116. C

117. C

118. A 

119. A

120.B

81. D

82. A

83. D

84. D

85. C

86. A

87. A

88. C

89. D

90. D

91. A

92. B

93. C

94. D

95. B

96. C

97. C

98. B

99. D

100. C

101. A

102. B

103. B

104. B

105. D

106. B

107. C

108. C

109. A

110. D

111. D

112. C

113. B

114. B

115. D

116. A 

117. A

118. B

119. B

120. C

81. C

82. D

83. B

84. C

85. A

86. C

87. C

88. A

89. B

90. A

91. A

92. C

93. A

94. D

95. C

96. A

97. D

98. B

99. B

100. A

101. B

102. A

103. D

104. D

105. D

106. C

107. B

108. D

109. A

110. D

111. A

112. B

113. B

114. D

115. D

116. C

117. B

118. D

119. C

120. B

81. A

82. C

83. B

84. B

85. C

86. B

87. A

88. B

89. A

90. D

91. D

92. A

93. D

94. A

95. A

96. B

97. B

98. C

99. A

100. A

101. C

102. A

103. C

104. B

105. B

106. D

107. C

108. C

109. C

110. A

111. C

112. B

113. A

114. C

115. B

116. C

117. B

118. C

119. B

120. A