Each of the questions below consists of a question and three statements numbered I,II and III given below it. Youhavee to devide whether the data provided in the statements are sufficient to answert he question and then mark the appropriate option as answer.
How is N related to X ?
I. M is brother of N, M is grandson of W.
II. S is sister of N.
III. X is mother of M's father.

Options

A. Only I
B. Only II
C. Only III
D. Even I,II and III together are not sufficient.

Answer

D

Explanation

From 1M is Brother of N and G Grand-son of W and M is male
From II S is female and sister of M,
From II X is Grand mother of M.
So, in family tree, the sum of all three statements is as follows `:`

Here N's gender is not defined So, we can't say whether N is Grandson or Grandaughter of X.