Select the correct answer. Which step must a food handler take when helping a customer place an allergen-special order? A. Request staff to avoid using any of the Big Eight allergens in the kitchen. B. Recommend menu items without the ingredient the customer is allergic to. C. Include the customer's contact information on the order ticket. D. Ask questions to determine if the customer has a food allergy or a food sensitivity. E. Request the customer to sign a food allergy waiver before ordering food