Find the Volume of the Composite Figure $864 \mathrm{in.}^{3}$ B) $144 \mathrm{in.}^{3}$

Multiple Choice

Find the volume of the composite figure. Round to the nearest hundredth if necessary.
-Cube and rectangular solid

A) $864 \mathrm{in.}^{3}$
B) $144 \mathrm{in.}^{3}$
C) 648 in. ${ }^{3}$
D) 216 in. ${ }^{3}$