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': 'Veins involve in stomach varices are \nSelect and explain. \nA. Coronary vein, B. Sho gastric vein, C. Right Gastroepiploic vein, D. Left Gastroepiploic vein', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The left gastric vein(or coronary vein) carries blood low in oxygen, tributaries derived from both surfaces of the stomach; it runs from right to left along the lesser curvature of the stomach, between the two layers of the lesser omentum, to the esophageal opening of the stomach, where it receives some esophageal veins ..so the coronary veins are involved in gastric varices.', 'role': 'assistant'}]