Please answer the following question by reasoning step-by-step.
The edge of a cube is 4a cm. Find its surface?\nOptions:\n(A) 24a8\n(B) 24a4\n(C) 96a2\n(D) 24a2\n(E) 24a7

(C)
6a2 = 6 * 4a * 4a = 96a2.

The final answer: (C)