James Watson, co-discoverer of the structure of the DNA molecule, says that Charles Darwin is the most important person to have ever lived. Therefore, it must be the case that Charles Darwin is indeed the most important person to have ever lived.
A) Inductive, strong.
B) Deductive, invalid.
C) Inductive, weak.
D) Inductive, cogent.
E) Deductive, valid.

Question

Quizplus · Accepted Answer

The argument is inductive because it is based on the opinion of an authority figure, and it is weak because the conclusion that Darwin is the most important person ever is not strongly supported by Watson's opinion alone.

James Watson, Co-Discoverer of the Structure of the DNA Molecule