'A + B' means that A is the father of B,
'A - B' means that A is the wife of B,
'A × B' means that A is the brother of B,
'A ÷ B' means that A is the sister of B,
If 'S ÷ T × U ÷ Z' is given, then which of the following is correct
1
S is the daughter of Z.
2
Z is aunt of S.
3
S is Z's aunt.
4
S and Z are cousins.