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
Which is not true regarding amyloid 
Select and explain. 
A. Intra cellular accumulation of fibrillar protein, B. Red-green birefringence seen when amyloid materal is under polarized light, C. A good method of diagnosis is abdominal fat pad biopsy, D. All of the above
A: Intra cellular accumulation of fibrillar protein
Answer: A: Intra cellular accumulation of fibrillar protein 
Explanation: Ans. is 'a' i.e., Intracellular accumulation of fibrillar proteinIn amyloidosis there extracellular deposition