This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Physiology
‘Thirst center’ that controls the ingestion of water is located in: 
Select and explain. 
A. Hypothalamus., B. Medulla oblongata, C. Gastric mucosa., D. None of the above.
A: Hypothalamus.
Answer: A: Hypothalamus. 
Explanation: None