Osteoporosis is a condition in which the density of bones is decreased so much that the individual is at a higher risk of fractures. The more calcium in the bones, the better the bone density. What would produce the greatest increase in bone calcium levels?

Calcitonin injection.

Calcitonin is a natural hormone that comes from the thyroid, and slows osteoclasts rate of absorption of bone.

so we know the answer cannot be c because no insect or animal starts as an adult

the answer is a. a swimming larvae

because since they are sea animals they automatticaly have to know how to swim they cannot just sink to the bottom

sorry if this is the incorrect answer.

high-sugar diet and high cholesterol