Questions: What structure is indicated in the image? A. Pancreas B. Pancreas C. Suprarenal gland D. Kidney E. Duodenum

The answer is C: Suprarenal gland.

Explanation for each option: A. Pancreas - This option is repeated and does not provide a different structure to consider. B. Pancreas - Same as option A, and it is not the correct answer based on the context. C. Suprarenal gland - This is another term for the adrenal gland, which is part of the endocrine system and is likely the structure indicated in the image. D. Kidney - While the kidney is an important organ, it is not primarily an endocrine gland. E. Duodenum - This is part of the small intestine and not an endocrine gland.

Summary: The structure indicated in the image is the suprarenal gland, also known as the adrenal gland, which is part of the endocrine system.