Correct option is B
In a certain code language,
‘A + B’ means ‘A is the mother of B’,
‘A – B’ means ‘A is the brother of B’,
‘A × B’ means ‘A is the wife of B’ and
‘A ÷ B’ means ‘A is the father of B’.
How is M related to Q if ‘M – N + O ÷ P × Q’


M is Q's Wife's father's mother's brother.