PLEASE HELP!! WILL GIVE BRAINLIEST IF UR RIGHT!!

The surface area of a sphere is found using the formula SA=4nr, where r is the radius of the sphere. The surface area of a cube that is the same height and width (2r) as the sphere is 24r^2. What is the ratio of the surface area of the sphere to the surface area of the cube?

A.
n/6
B.
n/6r^2
C.
n/20
D.
nr^4/6