Final answer:
The healthcare professional would educate the patient on antibiotics to eradicate Helicobacter pylori infection. Therefore, the correct option is c.
Step-by-step explanation:
For chronic gastritis type B, the healthcare professional would educate the patient on antibiotics to eradicate Helicobacter pylori infection. H. pylori is a bacterium that can colonize the stomach and cause inflammation. The current treatment protocols involve a triple therapy that includes a combination of omeprazole, amoxicillin, and clarithromycin, or other combinations involving bismuth subsalicylate, metronidazole, and tetracycline or lansoprazole, amoxicillin, and clarithromycin.