This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cellular Pathology, Subject name: Pathology
Given below is the histopathology of liver biopsy of hemochromatosis. Which of the following stain is used? 
Select and explain. 
A. Vonkossa, B. Alcianblue, C. Prussian blue, D. Crystal violet
C: Prussian blue
Answer: C: Prussian blue 
Explanation: Ans. (c) Prussian blue(Ref: Complete review of pathology and Hematology 2nd ed; Praveen Kumar, Vandana Puri Annexure 4)This is a straight forward question on the stain used for Iron in tissue (Hemochromatosis) which is Prussian blue stain.