Answer:
yes yes it is a rational number
Explanation:
mark as brainlist plz
B. It's less dense. Ice floats<span> because it is about 9% less dense than liquid water.</span>
Vitamin D plays a vital role in the regulation of calcium deposits and maintenance of the phosphorous levels in the blood which are two elements that are significantly important for maintaining healthy bones.
The human body needs vitamin D to absorb calcium in the intestines and to recover calcium that would otherwise be excreted through the kidneys. It also essential for the development and strengthening of bones and it blocks the release of parathyroid hormones.
The answer would be letter E. None of the above