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If ‘P 3 Q’ means ‘Q’ is daughter of ‘P’ ‘P 5 Q’ means ‘Q is son of P’, ‘P 7 Q’ means ‘P is sister Q’, ‘P 9 Q’ means ‘P is brother of Q’, which of the following expression indicates A is niece of B?
- AB 9 D 5 A 5 C
- BB 7 D 9 C 5 A
- CB 5 D 9 C 7 A
- DB 7 D 9 C 3 A
Answer not set