Which one of the following most accurately expresses the main point of ... ...

Which one of the following most accurately expresses the main point of passage B?
(A) Criminal defendants do not always have a full and fair opportunity to challenge faulty fingerprint evidence when it is used against them at trial.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in June 2012 LSAT (PT66): Reading Comprehension