No griffins are flightless predators. Therefore, all griffins are flying predators.
A) Valid, no fallacy.
B) Invalid, illicit contrary.
C) Invalid, illicit subalternation.
D) Invalid, illicit contraposition.
E) Invalid, existential fallacy.

Question

Quizplus · Accepted Answer

This is a valid categorical syllogism using the form "EAE" (no A are B, all B are C, therefore no A are C). The conclusion follows logically from the premises, without committing any fallacy.

No Griffins Are Flightless Predators