This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Chronic Lymphocytic Leukemia, Subject name: Pathology
[{'content': 'Which of the following tumor is associated with abscopal effect? \nSelect and explain. \nA. Chronic myeloid leukemia, B. Chronic lymphocytic leukemia, C. Acute lymphoblastic leukemia, D. Acute myelogenous leukemia', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Abscopal effect - when spleen is exposed to any kind of damage, spleen synthesizes ceain growth factors required for proliferation of tumor cells. Therefore, when spleen is irradiated - decrease release of GF - Decrease in size of tumour. Associated with - CLL', 'role': 'assistant'}]