A. adrenal if you want an explanation go to the other guy up there or down there idk but enjoy
Answer: Adrenal
Explanation:
Insulin, cortisol and norepinephrine are some of the hormones produced inside the human body. But adrenal is a gland not a hormone produced inside the body.
The hormones are usually produced by the glands and are a part of the endocrine system of the body that helps in regulating the various functions of the body.
This gland( adrenal) is located on the upper side of the kidney which also releases hormones like adrenaline, aldosteron and cortisol.
