This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Haematology, Subject name: Medicine
Autoimmune hemolytic anemia is associated with malignancy of which lineage - 
Select and explain. 
A. T cell, B. B cell, C. Pre B cell, D. Pre T cell
B: B cell
Answer: B: B cell 
Explanation: <p>Autoimmune hemolytic anemia are seen associated with lymphomas-leukaemias such as CLL, which is a B cell lineage leukemia . </p><p>Reference :Harsh mohan textbook of pathology sixth edition pg no 375 & 312.</p>