The Iterated Integral Is

A) $5 \pi$ B) $4 \pi$ C) $3 \pi$

Multiple Choice

The iterated integral $\int _ { 0 } ^ { \frac { \pi } { 4 } } \int _ { 0 } ^ { 2 \cos \theta 2 } \int _ { 0 } ^ { \pi } \rho ^ { 2 } \sin ( \varphi ) d \varphi d \rho d \theta$ is

A) $5 \pi$
B) $4 \pi$
C) $3 \pi$
D) $2 \pi$
E) $\pi$