Answer:
1; The fact that your arm has two bones splits the energy in two, and each bone that snaps reduces the total energy of the force by a lot. The less energy is travelling through your body, the less damage your internal organs will receive. That's part of why they occur closer to the extremities.
Explanation:
2; The ribs are separate because if they were one solid plate and they'd get smashed and shoot shrapnels into your lung. ... If the bony thorax were solid instead of having gaps, you wouldn't be able to breathe because your lungs couldn't expand when they fill with air as the diaphragm descends.
First of all, what do you mean when u say 20 options.
Also, here is your answer:
Chronic disease<span>: A </span>disease<span> that persists for a long time. A </span>chronic disease<span> is one lasting 3 months or more, by the definition of the U.S. National Center for Health Statistics. </span>Chronic diseases<span> generally cannot be prevented by vaccines or cured by medication, nor do they just disappear.
So, it is B. </span><span>Lasts for a long time </span>