Z=R+^jωL−jωC
for ω0=1√LC=106 rad
Z=R
for ω<ω0, (ωL−1ωC)<0
Hence, Circuit is capacitive
for ω>ω0, (ωL−1ωC)>0
Hence, Circuit is Inductive
Hence, option A is wrong
B−>ω≈0⟹Z−>∞⟹i−>0
Hence option B is correct
C−>Current is in phase with voltage at resonance (ω=ω0)
Hence Option C is wrong
D-> Resonant frequency ω0=1√LC
which is independent of R. Hence option D is correct.