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 < $\omega$ ₀T₀.
E) $\omega$ T > $\omega$ ₀T₀.