question_answer

Direction: Read the following information carefully and answer the questions that follow.

\['A\text{ }\Delta \text{ }B'\]means 'A is the brother of B'; 'A * B' means 'A is the son of B'; 'A @ B' means 'B is the mother of A'; 'A % B' means 'A is the sister of B'; 'A = B' means 'B is the father of A'. Which of the following is incorrect?

A)  'm * n % p = q' means q is maternal grandfather of m.

B)  'm * n % p = q' means q is paternal grandfather of m.

C)  'm = n @ p % q' means p is the paternal grandmother of m.

D)  "m = n @ p % q' means q is either sister or brother of p.