A Series RLC AC Circuit Is at Resonance

Multiple Choice

A series RLC AC circuit is at resonance.It contains a resistor of 30 W,a capacitor of 0.35 mF and an inductor of 90 mH.If an effective (rms) voltage of 150 V is applied,what is the effective (rms) current when the circuit is in resonance?

A) 3.3 A
B) 5.0 A
C) 9.4 A
D) 16.1 A