Answer:
provides protection to the valves and heart chambers.
Explanation:
The answer is B
You should choose natural or lightly processed foods as often as possible.
Answer:
how. should. one. deal. with. human. sexuality. issues. to. promote. healthy. Family
Answer:
Behaviorists believe human beings are shaped entirely by their external environment.
Explanation:
Behaviorists believe that if teachers provide positive reinforcement, or rewards, whenever students perform a desired behavior, they will learn to perform the behavior on their own. The same concept applies to punishments.