Mrs. Perez added a room temperature copper cube and an aluminum cube she just removed from the freezer to a beaker of boiling water. She left thw cubes in the water for three hours. Which of the following describes a heat flow tha took place during those three hours?
A. From the aluminum cube to the beaker.
B. From the copper cube to the boiling water.
C. From the aluminum cube to the copper cube.
D. From the bolling water to the aluminum cube.