Some hectic vacations are not pleasant experiences. Therefore, some unpleasant experiences are not relaxed vacations.
A) Valid; no fallacy.
B) Invalid; existential fallacy.
C) Invalid; illicit subcontrary.
D) Invalid; illicit contrary.
E) Invalid; illicit contraposition.

Question

Quizplus · Accepted Answer

This is a valid statement because it follows the form of "All A are B, some C are not B, therefore, some C are not A." It is logically sound that not all unpleasant experiences are relaxed vacations, as some hectic vacations can also be unpleasant.

Some Hectic Vacations Are Not Pleasant Experiences