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
Baby with left sided abdominal mass differential diagnosis 
Select and explain. 
A. Splenic flexure, B. Spleen, C. Left kidney, D. All of above
D: All of above
Answer: D: All of above 
Explanation: Splenic flexure,spleen ,left kidney all the above mentioned are left sided structures. Reference: GHAI Essential pediatrics, 8th edition