I waited through the silence on the other side of the receiver : " You find out the results tomorrow ? " I nodded , though he could n't see . " Why did n't you tell me till now ? "
According to the above context, choose the best option to answer the following question.
Question: What may have happened before he called ?
Options:
A. He had tests run .
B. None of the above choices .
C. He needed the results .
D. He did n't call because of the silence .


A