Pointing to a boy in a photograph, Akhil says, 'He is the son of my...

By pointing a boy in& the photograph, Akhil said that boy is the son of my mother's son which defines that Akhil's mother has a single male child which is Akhil himself and according to Akhil's& statement that boy is his son.

This can be represented through the& family tree as:

Therefore, it can be concluded that Akhil is the father of the boy.