PT 64 S3 Q26

Acquiring complete detailed information about all thepros and cons of ... ...

The conclusion of the argument is properly drawn if which one of the following is assumed?
(A) Rational consumers who do not expect that the benefits outweigh the cost and difficulty of acquiring detailed information about a product they might purchase usually do not bother to acquire such information.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Oct 2011 LSAT (PT 64): Logical Reasoning B