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
Temperature centre is ? 
Select and explain. 
A. Supraoptic nucleus of hypothalamus, B. Paraventricular nucleus of hypothalamus, C. Preoptic nucleus of hypothalamus, D. Suprachiasmatic nucleus of hypothalamus
C: Preoptic nucleus of hypothalamus
Answer: C: Preoptic nucleus of hypothalamus 
Explanation: Ans. is'c'i.e., Preoptic nucleus of hypothalamus [Ry' Ganong 23'd/e p. 275)