Four capacitors and a battery are connected as shown in. If the potential difference aross the `7 muF` capacitor is `6 V`, then which of the following statement(s) is//are correct?

Options

A. The potential drop across the `12 mu F` capacitor is 10 V.
B. The charge on the `3mu F` capacitor is `42mu C`.
C. The potential drop across the `3mu F` capacitor is 10V.
D. The emf of the battery is 30 V.

Answer

C