Kizspy menoices
(Choose 1 answer)
Which of the following pairs are contradictory?
A. (1) John murdered Bill
(2) Bill was murdered by John
B. (1) Mary is Ann's parent
(2) Mary is Ann's child
C. (1) Grace is Ann's daughter
(2) Ann is Grace's mother.
D. (1) I opened the door.
(2) The door was opened by me.
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