This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Physiology
[{'content': 'The following diagram is from adrenal gland, name the hormone produced from the area marked as "A" \nSelect and explain. \nA. Aldosterone, B. Coisol, C. Epinephrine, D. Androgen', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Layer A is Zona glomerulosa, it produces aldosterone Ref: Ganong 25th ed/page 353', 'role': 'assistant'}]