Task: Question Answering
Input (English): Comparing the skeletons of which of the following fish would best show the evolution of a fish species?  
 (A) a male fish and a female fish that could produce offspring (B) the same fish just before it received a cut and after it healed (C) a fish that lived recently and a fish that lived a long time ago (D) the same fish just after it hatched and when it was full-grown
Output (English): C