Which equation can be used to find the surface area of the cylinder?

A cylinder with a radius of 6 centimeters and a height of 8 centimeters.
S = 2 pi (8) squared + 2 pi (12) (8)
S = 2 (6) squared + 2 (6) (8) pi
S = 2 pi (12) squared + 2 pi (12) (8)
S = 2 pi (6) squared + 2 pi (6) (8)