1.  A man said to a lady, "Your mother's husband's sister is my aunt." How is the lady related to the man ?

A. Daugther
B. Grand daugther
C. Mother
D. Sister
E. Aunt

Answer: Option D

Explanation:

Lady's mother's husband -> Lady's father;

Lady's father's sister -> Lady's aunt.

So, lady's aunt is man's aunt and therefore lady is man's sister.