This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Anatomy
[{'content': 'An increased dose of spinal anaesthetic is indicated in a patient who has/is \nSelect and explain. \nA. Ascites, B. Increased height of the patient, C. Pregnant, D. Obese', 'role': 'user'}, {'content': 'Answer: B \nExplanation: All others are reasons for decreasing the dosage', 'role': 'assistant'}]