All A are non-B. (F) No A are B.
A) Contrary. (Und.)
B) Obversion. (F)
C) Conversion. (Und.)
D) Subalternation. (T)
E) Contradictory. (T)

Name: All A are non-B. (F) No A are B. A) Contrary. (Und.) B) Obversion. (F) C) Conversion. (Und.) D) Subalternation. (T) E) Contradictory. (T)
Brand: Quizplus
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Question

Quizplus · Accepted Answer

Obversion is the correct answer because it involves changing the quality of the proposition and replacing the predicate with its complement, which results in a logically equivalent statement.

All a Are Non-B