Answer:
B. One can do more to improve their health by excercising than by any other action.
Step-by-step explanation:
Claims of Fact define or classify something in relation to the past present or future. In this case, objectivity in the information shared is a priority, that is to say, there should not be any type of personal opinion regarding the information which is being shared. Of course, precise and sufficient proof is necessary, as well as a clear way of communicating things.