Two 220 V, 100 W bulbs are connected first in series and then in parallel. Each time the combination is connected to a 220 V a.c. supply line. The power drawn by the combination in each case respectively will be

Options

A. 100 W, 50 W
B. 200 W, 150 W
C. 50 W, 200 W
D. 50 W, 300 W.