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': 'Classical conditioning theory was given by: \nSelect and explain. \nA. Masler., B. Bandura., C. Pavlov., D. Skinner.', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Classical conditioning theory was given by Pavlov.', 'role': 'assistant'}]