Solve the Problem $y = \cos 2 x$ About The $x$ -Axis $0 \leq x \leq \pi / 24$

Multiple Choice

Solve the problem.
-Find the volume generated by revolving the curve $y = \cos 2 x$ about the $x$ -axis, $0 \leq x \leq \pi / 24$

A) $\frac { \pi ^ { 2 } } { 48 } + \frac { \pi } { 24 }$
B) $\frac { \pi ^ { 2 } } { 48 } + \frac { \pi } { 16 }$
C) $\frac { \pi } { 48 } + \frac { 1 } { 16 }$
D) $\frac { \pi ^ { 2 } } { 48 }$