This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2019, Subject name: Anatomy
[{'content': 'Protrusion of mandible is due to which of the following muscle? \nSelect and explain. \nA. Serratus anterior, B. Pectoralis major, C. Pectoralis minor, D. Lateral pterygoid', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Lateral pterygoid helps in protrusion and depression on mandible.', 'role': 'assistant'}]