Answer:
Most systems depend on the chemicals produced by it to run smoothly
Explanation
Your endocrine system includes your thyroid, which helps produce certain aiding hormones
The last answer choice is the answer.
An inguinal hernia is a common condition in infancy and childhood, and is the most common surgical operation in childhood. An inguinal hernia occurs when tissue or part of the intestine pushes through a weak spot in the abdominal wall in the groin area, causing a bulge in the groin or scrotum.
I think ur answer would be a