Read the following context and choose the best option to answer the question.
Context: 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 ? "
Question: Why did he keep the results to himself ?
Options: 
- None of the above choices .
 - He did n't want anyone else to know .
 - Since he wanted to tell the results to others .
 - Since there were n't going to be any results .


He did n't want anyone else to know .