Coin flippers would be best
Answer: Endocrine glands release hormones into the bloodstream. This lets the hormones travel to cells in other parts of the body. The endocrine hormones help control mood, growth and development, the way our organs work, metabolism , and reproduction. The endocrine system regulates how much of each hormone is released.
Explanation: have a good day! :)
4th one should be the correct answer if I am not mistaken
Build up and place and blood pressure would increase