Study the following information and answer the question given below:
'A + B' means 'A is father of B'
'A `div `B' means 'B is brother of A'
'`A xx B`' means 'A is husband of B'
'A-B' means 'A is sister of B'
In the expression `Q+ Rxx P-S -: T` how many males are there?

Options

A. One
B. Two
C. Three
D. can't be dertermined

Answer

D

Explanation