The Triple Integral $\iiint$ _E $\left( x ^ { 2 } + z ^ { 2 } \right) d V$

Multiple Choice

The triple integral $\iiint$ _E $\left( x ^ { 2 } + z ^ { 2 } \right) d V$ where E is the region bounded by the plane $12 x + 20 y + 15 z = 60$ and the coordinate planes is

A) 45
B) 43
C) 41
D) 39
E) 37