PLEASE ANSWER

Jenny created this drawing to represent what occurred during her Science class experiment. Based on her drawing, how do you know a chemical change has occurred?

A. The atoms on the products side are bonded into different molecules from the atoms on the reactants side.

B. There are the same number of red atoms on both sides.

C. The atoms on the products side are bonded into the same molecules as the atoms on the reactants side.

D. There are the same number of white atoms on both sides.