[单选题]
Consider an RLC circuit. The impedance of the circpy. sau*/w rc ; 0o/20idux; 5kfajaznxis8(l 5wqmty a:)ks,uit increases if $X_L$ increases. When is this statement true?
A. always true
B. true only if $X_L$ is less than or equal to $X_C$
C. true only if $X_L$ is greater than or equal to $X_C$
D. never true