In a family of 8 people, G is the mother of B. H has two daughters - G and D. F is H?s only granddaughter. E is D?s father. C is the brothe…

By analysing the above information we can infer that, it is family which has,

1 Grandfather(E) - Grandmother (H)

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2 Mother(G)<=>Husband(A) - Aunty(D)<=> (not given)

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3 Grandson(B) and Grandson(C) - Only granddaughter(F)

So, D have only one child.

The correct option is 2). 1

Here, D and G are H's daughter's, E is H' husband

A is G's husband and B and C are G and A's sons

Therefore without any discretion given regarding F being daughter

Of G or D, we may presume that she can be daughter of

Either G or D.

So the answer will be 0 or 1 if given in the option.