A thin uniform rod of mass M is bent in to four adjacent semicircles of radius of curvature R lying in same plane. Moment of inertia of the bent rod about an axis through one end A and perpendicular to plane of the rod is

A

$$\frac{17MR^2}{2}$$

B

$$44MR^2$$

C

$$22MR^2$$

D

$$\frac{43MR^2}{2}$$