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
[{'content': 'On Congo red staining amyloid is seen as \nSelect and explain. \nA. Dark brown colour, B. Blue colour, C. Brilliant pink colour, D. Khaki colour', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ref Robbins 9/e 257 Congo red under ordinary light impas a pink or red colour to amyloid deposits.under polarized light, the Congo red stained amyloid shows a green birefringence', 'role': 'assistant'}]