Answer:
I think the answer would be C
Warm Front would be your answer
ACTH (Adrenocorticotrophic hormone) stimulates the adrenal glands to secrete its hormones.
hGH (Human growth hormone) also known as somatotrophic hormone is responsible for the growth of long bones, muscles and viscera.
TSH (Thyroid stimulating hormone) influences the structure of the thyroid and causes it to secrete thyroid hormone.
Nuclear forces, according to my textbooks! Hope this helps!