This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
An 18 yr old male presents with massive hematemesis, he has history of fever for the past 14 days for which he was managed with drugs, moderate spleenomegaly is present, diagnosis is - 
Select and explain. 
A. NSAID induced duodenal ulcer, B. Drug induced gastritis, C. Esophageal varices, D. None of the above
C: Esophageal varices
Answer: C: Esophageal varices 
Explanation: None