It can be inferred that the author of the passage believes that the front-to-back ... ...

It can be inferred that the author of the passage believes that the front-to-back explanation of what mirrors do is
(A) successful because it is based on incongruous facts that can be reconciled
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in PT71 (Dec 2013): Reading Comprehension