Biology

Answer: B

Explanation: The adrenal gland secretes cortisol, which is essential for the body's response to long - term stress.
Cortisol helps regulate metabolism by influencing the breakdown of fats, proteins, and carbohydrates.
It also plays a role in maintaining blood pressure and modulating the immune system. In cases of stress, the hypothalamus - pituitary - adrenal (HPA) axis is activated, leading to the release of cortisol.

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