It's C , i'm 100% positive
A. because the hormone secreted is parathormone which regulates the calcium in the blood.
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Answer:
C- Geothermal and solar energy are both renewable, while nuclear energy is not.
Explanation:
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A hydrometer or areometer is a <span> instrument that always </span><span>measures the specific gravity relative density of liquids and the ratio of density of the liquid to the density of liquid to water.
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