This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
Psammoma bodies show which type of calcification 
Select and explain. 
A. A. Metastatic, B. B. Dystrophic, C. C. Macrophages, D. D. Plasma cells
B: B. Dystrophic
Answer: B: B. Dystrophic 
Explanation: Refer ribbons 8/e p38, 9e p65