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
[{'content': 'Which of the following disorders has the potential to develop myeloid leukemia \nSelect and explain. \nA. Micro angiopathic hemolytic anemia, B. Sideroblastic anemia, C. Paroxysmal nocturnal Hemoglobinuria, D. Megaloblastic anemia', 'role': 'user'}, {'content': 'Answer: C \nExplanation: PNH can transform into AML or Myelodysplastic syndrome.', 'role': 'assistant'}]