Concept:Fish can be preserved by methods that remove moisture, kill microbes, or seal out air.Explanation:Canning seals fish in airtight containers after heating, so it preserves fish.Frying removes moisture and cooks the fish, which slows spoilage and helps preserve it for a short time.Smoking dries the fish and adds substances that prevent microbial growth, so it preserves fish.Answer:D. I, II and III