Use the following image to answer the following questions. A student was performing an experiment using two identical cups made of styrofoam. The student had Cup A holding water at 90℃ and Cup B holding water at 20℃. The student then put an Aluminum Bar into each cup that was touching the water. As time passed, the student noticed that the temperature of the water in Cup A and Cup B began to change. Question:

A. Predict what will happen to the temperature of the water in Cup A and Cup B after 1 hour has passed. (1 point)

B. Explain and give evidence for what type of heat transfer is occurring between the 2 cups.