5. A series RLC second-order circuit is given with parameters L-=4H, C=0.25F, R=40 Ω. Choose afalse statement.
(A) resonant frequency is 1 rad/s
(B)damping factor is 10 Np/s
(C) natural frequencies are -0.101 and -9.899 Np/s
(D) the natural response is overdamped