This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Surgery
[{'content': 'Sigmoid volvulus rotation occurs \nSelect and explain. \nA. Clockwise, B. Anticlockwise, C. Both clockwise and anti clockwise, D. Axial in direction', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Rotation nearly always occurs in the anticlockwise direction. predisposing medical causes are: Overloaded pelvic colon Long pelvic mesocolon Band of adhesions (peridiveiculitis ) Narrow attachment of pelvic mesocolon high residue diet constipation Ref: Bailey & Love&;s Sho Practice of Surgery,E25,Page-1192', 'role': 'assistant'}]