Because it is flexible. Think about it; the ribs protect both the lungs and the heart. If the ribs were solid bone all the way around then unless you constantly break your ribs you wouldn't be able to expand the cheat to breath. Additionally your lungs would constrict the heart to a degree that it would function properly.
The answer is A) squeezing a stress ball to relax.
I’d like to say all above, but like if not all than everything besides reading a book
Percentage<span> is a number or ratio expressed as a fraction of </span>100. 100 % is equal to 100 from 100, and means complete, entire, whole. So, if there are <span>16 patients on a hospital wing, </span>100% represents 16 number of patients (all of them).
