‘$$E + F$$’ means ‘E is the father of F’
‘$$E - F$$’ means ‘E is the sister of F’
‘$$E \times F$$’ means ‘E is the brother of F’
‘$$E \div F$$’ means ‘E is the son of F’
If ‘$$B - C + Z \times G + Q$$’, how is C related to Q?

A

Son

B

Son’s Son

C

Father’s Father

D

Brother