In a series LCR circuit, operated with an ac of angular frequency `omega` , the total impedance is
A. `[R^(2)+(Lomega-Comega)^(2)]^(1//2)`
B. `[R^(2)+(Lomega-1/(Comega))^(2)]^(1//2)`
C. `[R^(2)+(Lomega-1/(Comega))^(2)]^(-1//2)`
D. `[(Romega)^(2)+(Lomega-1/(Comega))^(2)]^(1//2)`