After Smoking Only a Few Cigarettes Per Day, Krista Became

Multiple Choice

After smoking only a few cigarettes per day, Krista became addicted within two months. The same thing happened to Dave, Jean, and Marty. Therefore, since Dennis has been smoking a few cigarettes per day for the past two months, he's probably addicted, too.

A) Deductive, invalid.
B) Deductive, valid.
C) Inductive, weak.
D) Inductive, cogent.
E) Inductive, strong.