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: Radiology
[{'content': 'Hot spot in acute MI is seen in: \nSelect and explain. \nA. Thallium, B. Stroncium, C. Tc99 Strontium Pyrophosphate, D. Gallium citrate', 'role': 'user'}, {'content': 'Answer: C \nExplanation: C i.e. Tc99 Strontium Pyrophosphate', 'role': 'assistant'}]