Which one of the following most accurately summarizes the passage?

Which one of the following most accurately summarizes the passage?
(A) The career biography of Tucker constitutes an important addition to the history of U.S. theater and film mainly because of the innovative methods used in researching this subject, which correct previous misinterpretations of an aspect of U.S. film and theater history.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Oct 2012 LSAT (PT 67): Reading Comprehension