Some non-A are B. (F) Contradiction
A) No non-A are B. (T)
B) All non-A are not B. (F)
C) Some non-B are A. (Und.)
D) Some non-A are not B. (F)
E) No A are non-B. (F)

Question

Quizplus · Accepted Answer

This statement is a simple universal negative proposition, meaning that it denies the existence of any non-A that is also B. It is true because it is impossible for a non-A to be also a B, given that A and B are mutually exclusive.

Some Non-A Are B. (F) Contradiction