Solve the Problem $y = \tanh x$ , Below by The $x$

Multiple Choice

Solve the problem.
-A region in the first quadrant is bounded above by the curve $y = \tanh x$ , below by the $x$ -axis, on the left by the $y$ -axis, and on the right by the line $x = \ln 5$ . Find the volume of the solid generated by revolving the region about the $x$ -axis.

A) $2 \pi$
B) $- \frac { 12 } { 13 }$
C) $\pi \left( \ln 5 - \frac { 12 } { 13 } \right)$
D) 0