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': 'Antithrombin III levels in disseminated intravascular coagulation - \nSelect and explain. \nA. Are decreased, B. Are increased, C. Remain Same, D. Are variable', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]