The answer is dams they protect against flooding
<span>In
the bladder of human it is hollow muscular, and elastic organ, which sits on
the pelvic floor. The urinary bladder is an organ with a hollow muscular in people
and animals that stores and collect urine from the kidneys when it’s not time
for dispatching urination Urine pass through the bladder via the ureters and
exits via the urethra. The bloodstream is the bladder.</span>
A is the answer. It’s like addition.
Calcium
Calcium helps build and maintain bones.
The wind speed is C. 105 to 177mph
