In a certain code -
'E × F' means 'E is the wife of F'
'E+F' means 'E is the brother of F'
'E ÷ F' means 'E is the husband of F'
'E-F' means 'E is the son of F'
How is P related to R in the expression 'P × Q + I – R ÷ S'?

Correct option is C

Given:

Relationship diagram of (P × Q + I – R ÷ S)

From the above family diagram P is the son’s wife of R.
Thus, correct option is (c).