When a Damping Force Is Applied to a Simple Harmonic $\omega$

Multiple Choice

When a damping force is applied to a simple harmonic oscillator which has period T0 in the absence of damping, the new period T is such that:

A) T < T0.
B) T = T0.
C) T > T0.
D) ( $\omega$ T < $\omega$ T0.)
E) ( $\omega$ T > $\omega$ 0T0.)