A Force $\overrightarrow { \mathrm { F } }$ Is Applied to a Cylindrical Roll of Paper of Radius

Multiple Choice

A force $\overrightarrow { \mathrm { F } }$ is applied to a cylindrical roll of paper of radius R and mass M by pulling on the paper as shown.The acceleration of the center of mass of the roll of paper (when it rolls without slipping) is

A) $\frac { 1 } { 2 } \frac { F } { M }$ .
B) $\frac { F } { M }$ .
C) $\frac { 3 } { 2 } \frac { F } { M }$ .
D) $\frac { 4 } { 3 } \frac { F } { M }$ .
E) $\frac { 2 F } { M }$ .