Final answer:
The item with a major food allergen is sesame vinaigrette, which contains sesame seeds, a common allergen. The other items listed do not contain major allergens or are typically safe. Always check ingredients to ensure safety for individuals with food allergies.
Explanation:
Identifying Major Food Allergens
When considering food allergens, it is essential to recognize the common ones that can cause severe reactions in individuals. Among the items listed, sesame vinaigrette contains a significant allergen—sesame seeds. This particular allergen is part of the top eight food allergens recognized by many health authorities, alongside peanuts, tree nuts, dairy, eggs, fish, shellfish, wheat, and soy.
Let's look at the other items:
- Guacamole: Typically made from avocados, lime, and salt, it does not generally contain major allergens.
- Corn relish: Generally safe unless there are specific added ingredients that could cause allergies.
- Chicken wings: While they can be allergenic depending on the seasoning or marinade, chicken itself is usually not a top allergen.
Given this information, sesame vinaigrette is the item that poses a significant allergen risk due to the presence of sesame seeds.
Learn more about Food Allergens here:
https://brainly.com/question/66710669