A cylindrical container has inner radius 7cm and height 20cm. Juice is poured into the container leaving 3cm empty at the top. Which of the following expressions gives the volume, in cm3, of the juice in the container?
(a) π(7)2(20)
(b) π(14)2(17)
(c) π(7)2(17)
(d) π(7)2(14)