You are presented with the quiz "A good way for older adults to strengthen bones is to " But you don't know the answer, so you turn to your teacher to ask for hints. He says that "exercise increases a body 's strength" and "strength training is also effective for increasing bone strength in older adults". So, what's the best answer to the question?
Select from:
(A). Through play;
(B). drive more slowly;
(C). exercise;
(D). use a hearing aid;
(E). quadriceps;
(F). donate bone marrow;
(G). sweating;
(H). movement;
Answer:
(C).