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: Dental
[{'content': "All of the following reflexes are present at birth except: \nSelect and explain. \nA. Startle reflex, B. Moro's reflex, C. Landau reflex, D. Walking reflex", 'role': 'user'}, {'content': 'Answer: C \nExplanation: Only landau and parachute reflexes are not present since birth.', 'role': 'assistant'}]