Answer-_____ is sister of _____.

Question

_ is sister of _.

Answer the questions based on the information given below: There are eight members, L, M, N, O, P, Q, R and S, in a family of three generations. P is daughter-in-law of Q, who doesn't have sibling. O is maternal uncle of P. N is sister-in-law of P, who doesn't have a sibling. P has a son. S is father of R, who is son-in-law of
L.

A N, M

B O, L

C R, N

D S, Q

E N, R