Q: In a family of six person O, N, M, R, Q and P each play one game out of six games viz. Football, Hockey, Golf, Tennis, Cricket and Basketball. There are two married couples. N who play Hockey is daughter-in-law of Q. O is the father of R who is Golf player. R is the father of M who is a cricketer. P is the brother of M. Football is not played by any female member. Q's husband play Basketball. Questions : 1. How is M related to Q ?   2. Which person play Tennis ?