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
Cabot’s rings are features of 
Select and explain. 
A. Pernicious anaemia, B. Multiple myeloma, C. Burkit’s lymphoma, D. All of the above
A: Pernicious anaemia
Answer: A: Pernicious anaemia 
Explanation: None