Answer:
- Using contrasting colors.
- Visual design technique.
- Techniques that increase a viewer's visual response.
Step-by-step explanation:
These are the techniques that are most likely to be used in this example. The fact that the strawberries are red and the package is green means that the packagers are using contrasting colors. Putting contrasting colors together is a visual design technique, and this is likely to increase a viewer's visual response to the product.