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
[{'content': 'Which of the following statements about vasomotor centre is true \nSelect and explain. \nA. Independent of corticohypothalamic inputs, B. Influenced by baroreceptor signals but not by chemoreceptors, C. Acts along with cardiovagal centre to maintain BP, D. Essentially silent in sleep', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]