A Solid Sphere (Radius R,mass M)rolls Without Slipping Down an Incline

Multiple Choice

A solid sphere (radius R,mass M) rolls without slipping down an incline as shown in the figure.The linear acceleration of its center of mass is

A) (5/7) g sin θ
B) (3/5) g sin θ
C) (2/3) g sin θ
D) (1/2) g sin θ
E) (4/5) g sin θ