1.  If P $ Q means P is the father of Q; P # Q means P is the mother of Q and P * Q means P is the sister of Q, then N # L $ P * Q shows which of the relation of Q to N?
A. Grand son
B. Grand daughter
C. Nephew
D. Data is inadequate

Answer: Option D

Explanation:

As the sex of Q is not known, hence, data is inadequate.