A 400 Kg Solid Sphere (I = 2/5 MR²)is Spinning with with an Angular

Multiple Choice

A 4.00 kg solid sphere (I = 2/5 MR²) is spinning with an angular velocity of 23.0 rad/s.The diameter of the sphere is 20.0 cm.The angular kinetic energy of the spinning sphere is

A) 3.02 J.
B) 3.52 J.
C) 3.75 J.
D) 4.02 J.
E) 4.23 J.