A % B means A is the wife of B, A # B means A is the brother of B, A * B means A is the son of B.
Which of the following expression indicates that P is the son of R?
1
U % P # R * S
2
S # R * P % U
3
U % P # S * R
4
S # R * U % P
A % B means A is the wife of B, A # B means A is the brother of B, A * B means A is the son of B.
Which of the following expression indicates that P is the son of R?