The stacks compare by:A.The two stacks are the same height and C. The two stacks have equal volume.
Comparing volumes
Based on the given image when we take a look at the stack at the right hand side and the other at the left hand side we would see that both of the stack are of the same height.
When we compare both of the stack we would as well see that both of the two stack has the same and equal volume.
Therefore the stacks compare by:A.The two stacks are the same height and C. The two stacks have equal volume.
Learn more about comparing volumes here:https://brainly.com/question/17146148