Explanation

The boy in the photograph is the only son of the son of Raza's mother i.e., the son of Raza.

Hence, Raza is the father of boy.

Explanation

A hard copy refers to a printed output of digital information.

Such as a document or image on paper.

It's a physical representation of data stored electronically.

Explanation

After installing new drivers, it is recommended to restart your computer.

This ensures that the new drivers are properly loaded and integrated into the system.

Explanation

P - M → P is the brother of M

M + N → M is the mother of N

N x Q → N is the sister of Q

Therefore, P is the maternal uncle of Q.