Which processes contribute to the formation of rock at point r? check all that apply. compacting of sediments on the mountain cooling as the lava runs down the mountain melting of rocks to form magma underground weathering of the mountain from the environment eroding of different rocks at the base of the mountain

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?