Pointing to a photograph, a woman says, "This man`s son`s sister is my mother-in-law." How is the woman`s husband related to the man in the photograph ?

A. GRANDSON

Complete analogous pair - Illiteracy : Education : : Flood : ?

C. DAM

The number in each question bleow is to be codified in the following code:
Digit 7 2 1 5 3 9 8 6 4
Letter W L M S I N D J B
->  879341

C. DWNIBM

(I).   A, B, C, D, E and F are six members of a family.
(II).  One couple has parents and their children in the family.
(III). A is the son of C and E is the daughter of A.
(IV). D is the daughter of F who is the mother of E. How many female members are there in the family ?

C. FOUR

Choose or find odd letter group - ABBC , PQQR , HIIJ , WYYZ , KLLM

D. WYYZ