PT 15 S3 Q22

In Sheldon most bicyclists aged 18 and over have lights on their bicycles, ... ...

Which one of the following exhibits a pattern of flawed reasoning most similar to that in the argument above?
(A) Most of the people in Sheldon buy gasoline on Mondays only. But almost everyone in Sheldon buys groceries on Tuesdays only. It follows that fewer than half of the people in Sheldon buy gasoline on the same day on which they buy groceries.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Practice Set: "Parallel Flaw" Questions, Set 1