If A + B means B is the brother of A; A x B means B is the husband of A; A - B means A is the mother of B and A % B means A is the father of B, which of the following relations shows that Q is the grandmother of T?

• A. Q - P + R % T
• B. P x Q % R - T
• C. P x Q % R + T
• D. P + Q % R - T