Telangana PSC Group 2 Prelims 2016 Paper 1

DIRECTIONS : In a certain code language (A) "M + N" means "M is father of N" ; (B) "M - N" means "M"  is mother of N" ; (C) "M ÷ N" means "M is brother of N" and (D) "M × N" means "M is sister of N". Then, which of the following represents "M is the paternal uncle of N" ?