If ‘A + B’ means ‘A is the father of B’, ‘A – B’ means ‘A is the mother of B’, ‘A > B’ means ‘A is the son of B’, ‘A < B’ means ‘A is the brother of B.’ If P is the father of M, then what will come in the place of question mark (?) in the given expression P + Q ? M – N > R ?

• A. -
• B. <
• C. >
• D. +