S is father of P. Q has three children. A is sister-in-law of B. P and C are brother and sister but not necessarily in the same order. P is niece of D. E is grandfather of C. B is sister of D. There are two married couple in the family.
Who among the following is grandmother of P

Options

A. (a) Q
B. (b) E
C. (c) A
D. (d) B