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: Medicine
[{'content': 'Which of the following is characterized by increased LDH, fructokinase and serum transaminase? \nSelect and explain. \nA. Angina pectoris, B. Pulmonary embolism, C. Myocardial infarction, D. Atrial tachycardia', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]