<span>Origin, function & termination
^^^ All the things that have in common. So, use process of elimination! ;3 </span>
1. They may think they're a burden
2. They may be afraid things can get worse if they speak to someone
Answer:
health is most important. Scince is composition on physics,chemistry ,biology astronomy and other subjects. only boilogy represents health. But only biology isnot inlisted so that the health education is an applied science ratger than a pure science.