PT 63 S3 Q26

A recent poll showed that almost half of the city’sresidents believe ... ...

Which one of the following, if true, most helps to explain the surprising fact stated above?
(A) Almost all of the people who believe that Walker is guilty of ethics violations had thought, even before he was accused of those violations, that his performance as mayor was poor.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in June 2011 LSAT (PT 63): Logical Reasoning B