If not he forgets and wets his underwear and pants . Yesterday I took him to my parent 's house . Before I went , I asked him if he needed to go . He say " No " , but I still sat him on the potty .
According to the above context, choose the best option to answer the following question.
Question: Who might be the he in question ?
Options:
- The narrator 's best friend
 - The narrator 's infant son
 - None of the above choices .
 - The narrator 's grandfather


The narrator 's infant son