I would say A as the answer.
<span>hormone insulin<span>The hormone insulin is a main regulator of the glucose (sugar) levels in the blood. Insulin is produced in the pancreas. To be more specific, it's produced by the beta cells in the islets of Langerhans in the pancreas. When we eat, glucose levels rise, and insulin is released into the bloodstream.</span></span>
Answer:
Promoting pills can be one of them,
Explanation:
