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
ADH formation site is: 
Select and explain. 
A. Pituitary, B. Hypothalamus, C. Pineal, D. None
B: Hypothalamus
Answer: B: Hypothalamus 
Explanation: Supraoptic and paraventricular nuclei synthesize ADH hormone, which travel along the axons of these neurons and is secreted from posterior pituitary.