PT 40 S3 Q1

Big-budget movies often gross two or three times the cost of their production ... ...

Which one of the following, if true, most helps to resolve the apparent discrepancy above?
(A) Big-budget movies need to sell many more tickets than do low-budget movies, just to recoup their production costs.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Resolving & Explaining: Intro Set