<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 62-year-old man presents with epigastric pain over the last 6 months. He says the pain gets worse with food, especially coffee. He also complains of excessive belching. He says he has tried omeprazole recently, but it has not helped. No significant past medical history or current medications. On physical examination, there is epigastric tenderness present on deep palpation. An upper endoscopy is performed which reveals gastric mucosa with signs of mild inflammation and a small hemorrhagic ulcer in the antrum. A gastric biopsy shows active inflammation, and the specimen stains positive with WarthinStarry stain, revealing Helicobacter pylori. Which of the following is the next, best step in the management of this patients condition?? A: Start famotidine and erythromycin, B: Observation, C: Perform colonoscopy, D: Give amoxicillin, clarithromycin, and omeprazole, E: Give amoxicillin, erythromycin and omeprazole,  <response>: This is a clinical vignette describing a 62-year-old man with epigastric pain, belching, and endoscopic findings of gastritis and a small ulcer positive for Helicobacter pylori. The question asks for the next best step in management.Choice A is incorrect because famotidine an H2 blocker and erythromycin alone would not adequately treat H. pylori infection. Choice B of observation alone is incorrect because the patient has symptomatic H. pylori infection that requires treatment.Choice C of colonoscopy is irrelevant and would not help treat the H. pylori gastritis.Choice D provides triple therapy with amoxicillin, clarithromycin, and a PPI omeprazole, which is the first-line recommended treatment for H. pylori infection.Choice E replaces clarithromycin with erythromycin, which is not typically used for H. pylori triple therapy.D: Give amoxicillin, clarithromycin, and omeprazole 