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: Medicine
Which one of the following organs is enlarged? 
Select and explain. 
A. Colon, B. Ovary, C. Stomach, D. Spleen
C: Stomach
Answer: C: Stomach 
Explanation: Answer C. StomachMassive dilation of the stomach with distal gas is most consistent with gastric outlet obstruction.