Carla Has 12 Boxes That Each Weigh the Same Amount

Multiple Choice

Carla has 12 boxes that each weigh the same amount. What would be a quick way for her to find the total weight of the 12 boxes?

A) Add 12 to the weight of one of the boxes.
B) Subtract 12 from the weight of one of the boxes.
C) Divide the weight of one of the boxes by 12.
D) Multiply the weight of one of the boxes by 12.