In a certain code language,
A + B means ‘A is the son of B’
A – B means ‘A is the brother of B’
A × B means ‘A is the wife of B’
A ÷ B means ‘A is the father of B’
Based on the above, how is P related to T if ‘P × Q − R + S ÷ T ’?
1
Brother’s wife
2
Brother’s wife’s mother
3
Sister
4
Mother