What are ways cross contamination can occur? (Select all that apply.)

a. Using a knife to cut raw chicken breast and then using the same knife to cut a vegetable without washing and sanitizing the knife.

b. Storing raw products above or next to ready-to-eat and cooked products.

c. If ready-to-eat products are touched without first washing hands after handling raw chicken.

d. Not washing rinsing, and sanitizing all equipment, utensils, and surfaces used during raw food preparation.