The Triple Integral $\iiint$ _E $x d V$ Where E Is the Region Bounded by the Plane

Multiple Choice

The triple integral $\iiint$ _E $x d V$ where E is the region bounded by the plane $x + 2 y + 3 z = 6$ and the coordinate planes is

A) 10
B) 9
C) 8
D) 7
E) 6