Answer: Option (c) is the correct answer.
Explanation:
Vitamin D is very essential for bones of human body as it helps in the absorption of calcium and phosphate from food and supplements consumed by us.
When a person suffers from deficiency of vitamin D then the person may have symptoms like weak, soft, and thin bones which might lead to a disease called rickets in children. In adults, deficiency of vitamin D can lead to osteomalacia.
Food rich in vitamin D can lead to strong teeth, bones and muscles.
Therefore, we can conclude that out of the given options, for the body Vitamin D controls the way your body uses calcium.
