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
A patient on NSAIDS with gastric ulcer and H. pylori infection - the treatment of choice is: 
Select and explain. 
A. H. pylori eradication, B. No need for eradication, C. Check after 8 weeks and let patient continue with NSAIDS, D. Check after 16 weeks and let patient continue with NASAIDS
A: H. pylori eradication
Answer: A: H. pylori eradication 
Explanation: None