Answer:
People who advocate for healthful activities are characterized by sharing their point of view for their own benefit and that of others, so are persons who publicly supports an idea.
Explanation:
The options for this question are:
A. A person who privately rejects an idea.
B. A person who publicly supports an idea.
C. A person who privately supports an idea.
D. A person who hasn't made up his or her mind.
When a person experiences the benefits of performing healthful activities, he is able to transmit his own knowledge and experiences to others, so that they learn about these benefits and put them into practice.
Doctors, physiotherapists, physical trainers and athletes know the positive consequences that healthy activities have for health. In many cases, the function of these people is to provide help to others, so it is best that they publicly supports an idea.
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