It is false that no student loans are heavy financial burdens. Therefore, all student loans are heavy financial burdens.
A) Valid.
B) Invalid, existential fallacy.
C) Invalid, illicit subcontrary.
D) Invalid, illicit contrary.
E) Invalid, illicit subalternation.

Question

Quizplus · Accepted Answer

The argument is invalid due to illicit contrary. The negation of a universal negative ("no student loans are heavy financial burdens") does not logically lead to a universal affirmative ("all student loans are heavy financial burdens"). The correct conclusion should be a particular affirmative ("some student loans are heavy financial burdens").

It Is False That No Student Loans Are Heavy Financial