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': 'Lateral pressure theory for tongue thrust habit was given by: \nSelect and explain. \nA. Finn, B. Bridgeman, C. Benjamin, D. Pinkham', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Bridgeman put forward the lateral pressure theory for tongue thrust habit in 1859.', 'role': 'assistant'}]