A Right Circular Cylinder Tank of Height 1 Foot and Radius

Multiple Choice

A right circular cylinder tank of height 1 foot and radius 1 foot is full of water. Taking the density of water to be a nice round 60 pounds per cubic foot, how much work in foot-pounds is required to pump all of the water up and over the top of the tank?

A) 8 $\pi$
B) 24 $\pi$
C) 16 $\pi$
D) 6 $\pi$
E) 5 $\pi$
F) 4 $\pi$
G) 30 $\pi$
H) 18 $\pi$