Two capacitors $C_1$ and $C_2$ are charged to 120 V and 200 V respectively. It is found that by connecting them together the potential on each one can be made zero. Then :

Question

( A ) $5C_1 = 3C_2$
( B ) $3C_1 = 5C_2$
( C ) $3C_1 + 5C_2 = 0$
( D ) $9C_1 = 4C_2$