I believe the answer is hormones. correct me if i'm wrong.
Answer:
Im pretty sure its B.
Explanation:
if you live in the inland the weather is much different then on the coast, the thing that contradicts this is mainly sea breeze which cools you but doesn't change the UV index. Im no meteorologist but thats just my personal idea of things. My answer may not be spot on with that subject so double check first.
The Nervous System and The Endocrine System.
Lifespan - could be due to predators and food intake
