[单选题]
What size capacitor must be placed yj +p;(:ukzn17m,sew cfk i)fin series with a 30-W resistor and a 4 *wj;e+yz cge,0-mH coil if the resonant frequency of the circuit is to be 1*;we+ yg,jcez 000 Hz?
A. $0.63 \; mF$
B. $0.50 \; mF$
C. $0.22 \; mF$
D. $0.17 \; mF$
