Water waves are hitting against a boat. If the frequency of water waves is reduced to one-third of the original frequency, what happens to the energy transferred to the boat? A. The energy transferred to the boat is reduced to one-half of the original energy. B. The energy transferred to the boat is increased to four times the original energy. C. The energy transferred to the boat is reduced to one-third of the original energy. D. The energy transferred to the boat is increased to nine times the original energy.