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: Pathology
[{'content': 'Intracellular calcification begins in? \nSelect and explain. \nA. Cytoplasm, B. Mitochondria, C. Golgi bodies, D. Lysosomes', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Mitochondria is the first organelle to get affected.', 'role': 'assistant'}]