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: Anatomy
[{'content': 'A 66-year-old driver suffers a stroke while driving on highway. He has a history of hypeension, is a heavy smoker, and drinks beer every weekend A right upper motor neuron paralysis of the facial nerve is noted; the other cranial nerves are normal. He has a hemiplegia on the right side, with equal paralysis of the arm and leg. His lesion most likely involves the: \nSelect and explain. \nA. Left internal capsule, B. Left Mid brain, C. Left Pons, D. Left Medulla', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Left Internal Capsule', 'role': 'assistant'}]