Use Cylindrical Shells to Find the Volume of the Solid $r$

Multiple Choice

Use cylindrical shells to find the volume of the solid. A sphere of radius $r$ .

A) $V=\frac{1}{3} \pi r^{3}$
B) $V=\frac{4}{3} \pi r^{3}$
C) $V=\frac{7}{3} \pi r^{3}$
D) $V=\frac{2}{3} \pi r^{3}$
E) $V=\frac{5}{3} \pi r^{3}$