A 33yrs male presents to the Emergency Department with symptoms of epigastric pain radiating to back that wakes him up at night and is relieved by consuming food.He gives history of similar pain in the past which was diagnosed as perforated duodenal ulcer and treated with omental patch surgery on two occasions.Pain before and after surgery has been controlled with proton pump inhibitors and analgesics.The possible diagnosis is:

• A. Atrophic Gsatritis
• B. Chronic pancreatitis
• C. Duodenal Ulcer
• D. Gastric Ulcer