This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Immunology, Subject name: Microbiology
[{'content': 'Which of the following is true regarding Toll like receptor \nSelect and explain. \nA. Antigen specific, B. Acts by cytokine release, C. Pa of adaptive immunity, D. Pa of innate immunity', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Innate immunity is a nonspecific immune response which appears immediately after an antigen enters the body', 'role': 'assistant'}]