This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Thorax, Subject name: Anatomy
[{'content': 'Anterosuperior sternal pa of hea is made up of \nSelect and explain. \nA. Right atrium and auricle, B. Left atrium, C. Left ventricle, D. Right ventricle', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Surfaces Anterior (or sternocostal) - Right ventricle. Posterior (or base) - Left atrium Inferior (or diaphragmatic) - Left and right ventricles. Right pulmonary - Right atrium. Left pulmonary - Left ventricle. Borders Right border - Right atrium Inferior border - Left ventricle and right ventricle Left border - Left ventricle (and some of the left atrium) Superior border - Right and left atrium and the great vessels Apex : Left ventricle', 'role': 'assistant'}]