A. Spleen
B. Adrenal gland
C. Thyroid gland
D. Pancreas

Correct Answer: Option D

D. Pancreas

Explanation

The most important hormone that the pancreas produces is insulin. Insulin is released by the ‘beta cells’ in the islets of Langerhans in response to food. Its role is to lower glucose levels in the bloodstream and promote the storage of glucose in fat, muscle, liver and other body tissues.

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