‘A + B’ means ‘A is the brother of B’

‘A - B’ means ‘A is the mother of B’

A $$\times$$ B’ means ‘A is the husband of B’

‘A $$\div$$ B’ means ‘A is the sister of B’

If $$P \div Q - R + S - T \times U$$, then which of the following statements is NOT correct?

A

Q is the mother of S.

B

P is the mother-in-law of U.

C

R is T’s mother’s brother.

D

P is R’s mother’s sister.