In an experiment, Lydia added 50 grams of sugar to 200 milliliters of water. She stirred the mixture, and the sugar eventually dissolved into the water and couldn’t be seen. The volume of the solution increased, but there was no noticeable change in color, odor, or temperature. Which statement best describes what happened in Lydia’s experiment?

A.
A physical change took place during this experiment.
B.
A chemical change took place during this experiment.
C.
A compound was formed during this experiment.
D.
A heterogeneous mixture was formed during this experiment.