Some lamps containing genies are occasions for surprise. Therefore, some occasions for surprise are lamps containing genies.
A) Valid, no fallacy.
B) Invalid, illicit conversion.
C) Invalid, illicit contrary.
D) Invalid, existential fallacy.
E) Invalid, illicit obversion.

Question

Quizplus · Accepted Answer

This is a valid deductive argument and follows the form of a categorical syllogism. The first premise is "Some lamps containing genies are occasions for surprise" which fits the form of "Some A are B." The second premise is "Therefore, some occasions for surprise are lamps containing genies" which fits the form of "Some B are A." The conclusion follows logically from the premises and is valid. There are no apparent fallacies present in the argument.

Some Lamps Containing Genies Are Occasions for Surprise