Which statement about the volume of the block of clay is true??
A) the volume is the sum of the length, x+8, the width, x-3, and the height, 2x-5.
B) the volume does not depend on the length, x+8
C) the volume is the product of the length, x+8, and the width, x-3.
D) the volume is the product of the area of the base, (x+8) (x-3), and the height, 2x-5

Please help :)