If A + B means A is the brother of B; A x B means A is the son of B; and A % B means B is the daughter of A then which of the following means M is the maternal uncle of N?

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Question: If A + B means A is the brother of B; A x B means A is the son of B; and A % B means B is the daughter of A then which of the following means M is the maternal uncle of N?
[A].

M + O x N

[B].

M % O x N + P

[C].

M + O % N

[D].

None of these

Answer: Option D

Explanation:

Because the sex of O is not known.