A parallel plate capacitor of capacitance $20\mu F$ is being charged by a voltage source whose potential is changing at the rate of $3\frac{ V}{s}$. The conduction current through the connecting wires, and the displacement current through the plates of the capacitor, would be, respectively :

Question

( A ) zero, $60\mu A$
( B ) $60\mu A, 60 \mu A$
( C ) zero, zero
( D ) $60\mu A$, zero