[单选题]
What size capacitor mgv8(en )h axfm,8t/he ust bef/ lnt8is3 c,l placed in series with a 30-W resistor and a 40-mH coil if the resonant frequen3 lc8it,lfn/ scy of the circuit is to be 1000 Hz?
A. $0.63 \; mF$
B. $0.50 \; mF$
C. $0.22 \; mF$
D. $0.17 \; mF$
