Read the following context and choose the best option to answer the question.
Context: He told me he thinks his family is planning a surprise 100th birthday party for him on January 15 , 2008 . " It 's very hush hush " . Tiger is still running him around the block .
Question: What age group does " he " belong to ?
Options: 
A. He is a child .
B. He is a young adult .
C. He is an elder .
D. He is a baby .


C