The volume of a cube depends on the length of its sides. This can be written in function notation as v(s). What is the best interpretation of v(2) = 8?
A. A cube with a volume of 2 cubic feet has side lengths of 8 feet.
B. 2 of these cubes will have a total volume of 8 cubic feet.
C. 2 sides of the cube have a total length of 8 feet.
D. A cube with side lengths of 2 feet has a volume of 8 cubic feet.