The answer is definitely Celsius.
Answer:
The heart is a muscular organ in most animals, which pumps blood through the blood vessels of the circulatory system. Blood provides the body with oxygen and nutrients, as well as assisting in the removal of metabolic wastes. In humans, the heart is located between the lungs, in the middle compartment of the chest.
Answer:
Minerals
Explanation:
Calcium (which is a mineral) helps strengthen bones and helps regulate blood circulation.
The reson you should know this is because it isnt all about weight. What if the person weighs 200 pounds.......it might not all be body fat a lot of it could e muscle