In the given circuit, a charge of +80 $$\mu C$$ is given to the upper plate of the $$4 \mu F$$ capacitor. Then in the steady state, the charge on the upper plate of the $$3 \mu F$$ capacitor is :

A

+32 $$\mu C$$

B

+40 $$\mu C$$

C

+48 $$\mu C$$

D

+80 $$\mu C$$