The capacitors, each of 4 uP are to be connected in such a way that the effective capacitance of the combination is 6 F. This can be achieved by connecting

These are the options for the question :The capacitors, each of 4 uP are to be connected in such a way that the effective capacitance of the combination is 6 F. This can be achieved by connecting

(A) All three in parallel
(B) All three in series
(C) Two of them connected in series and the combination in parallel to the third.
(D) Two of them connected in parallel and the combination in series to the third.

The correct answer is -(C) Two of them connected in series and the combination in parallel to the third.