The moment of Inertia of a thin Rod of Mass ‘m’ & length ‘l’, about its axis through its center of gravity & Perpendicular to its length is

A

$$\frac {m l^2}{4}$$

B

$$\frac {m l^2}{6}$$

C

$$\frac {m l^2}{8}$$

D

$$\frac {m l^2}{12}$$