Study the following information and answer the following question.
A+ B' means 'A is son of B'
'A, B' means 'A is wife of B'
'`A xx B`' means 'A is brother of B'
'A-B' means 'Bis daughter of A'
How is M related to L in the expression `'L xx R+Q, M'`?

Options

A. Grandfather
B. Mother
C. Father
D. Brother

Answer

C

Explanation

Hence, M is father of L.