[单选题]
If a 1000-W resistor is connemymtzk6h .; c7cted in series wi*+7ra/js8 btfd c* m8i1u sqoxcm*: smth a 20-mH inductor, what is the phase angle *qsbmctscs1 +8imorm*xd*aj u:7f 8/at 1000 Hz?
A. $2.9^{\circ}$
B. $7.2^{\circ}$
C. $45^{\circ}$
D. $90^{\circ}$
