PT 61 S2 Q12

Shark teeth are among the most common vertebratefossils; yet fossilized ... ...

Which one of the following, if true, most helps to resolve the apparent paradox described above?
(A) Unlike the bony skeletons of other vertebrates, shark skeletons are composed of cartilage, and teeth and bone are much more likely to fossilize than cartilage is.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Complete Section: LR-A, Oct. '10 LSAT (PT 61 Sec. 2)