A certain network consists of two ideal voltage sources and a large number of ideal resistors. The power consumed in one of the resistor is 4 W when either of the two sources is active and the other is replaced by short-circuit. The power consumed by the same resistor, when both the sources are simultaneously active would be

A. zero or 16 W

B. 4 W or 8 W

C. zero or 8 W

D. 8 W or 16 W

Answer: Option A