If \['A\text{ }+\text{ }B'\]means 'A is the father of B' and \['A\text{ }-\text{ }B'\]means 'A is the mother of B' then for \[P\text{ }-\text{ }Q\text{ }+\text{ }S,\]which of the following relation is true?

If \['A\text{ }+\text{ }B'\]means 'A is the father of B' and \['A\text

1.	If \['A\text{ }+\text{ }B'\]means 'A is the father of B' and \['A\text{ }-\text{ }B'\]means 'A is the mother of B' then for \[P\text{ }-\text{ }Q\text{ }+\text{ }S,\]which of the following relation is true?
A.	P is grandfather of S
B.	S is grand-daughter of P
C.	S is grandchild of P
D.	S is grandson of P
Answer» D. S is grandson of P

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If \['A\text{ }+\text{ }B'\]means 'A is the father of B' and \['A\text{ }-\text{ }B'\]means 'A is the mother of B' then for \[P\text{ }-\text{ }Q\text{ }+\text{ }S,\]which of the following relation is true?

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