This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Gastrointestinal tract, Subject name: Pediatrics
[{'content': 'Baby with left sided abdominal mass differential diagnosis \nSelect and explain. \nA. Splenic flexure, B. Spleen, C. Left kidney, D. All of above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Splenic flexure,spleen ,left kidney all the above mentioned are left sided structures. Reference: GHAI Essential pediatrics, 8th edition', 'role': 'assistant'}]