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'.
Based on the above, how is M related to Q if 'M – N × O ÷ P + Q'?

A of

Symbols

+

-

×

÷

Relations

Mother

Brother

Wife

Father

B