A 37-year-old female presents to clinic with complaints of epigastric pain that has been going on for about a week. She describes the pain as a burning, gnawing that seems to get worse with food. Further questioning reveals that she recently emigrated from South America with her family. Vitals signs are stable. Physical examination reveals tenderness to palpation of the epigastrium. Further work-up reveals positive IgG serologies to Heliobacter pylori. Which of the following diagnoses are most consistent with the patient’s presentation?