An Object Is Moving in a Circular Path of Radius

Multiple Choice

An object is moving in a circular path of radius R.If the object moves through an angle of 30.0 degrees,then the angle is

A) 0.22 radians.
B) 0.52 radians.
C) 0.75 radians.
D) 1.30 radians.
E) 1.75 radians.