L, M, N, P, Q and R are six members of a family. L is the father of M but M is not his son. N is sibling of M. P is N's brother-in-law. Q is R's grandson. R is N's mother. |
A) 3
B) 2
C) 4
D) Either [a] or [c] above
Correct Answer: D
Solution :
Here, the sex of N is not known. N can be male or female.You need to login to perform this action.
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