Finish the following sentence with the best choice: When making blueberry muffins or cupcakes, how do I keep the blueberries from turning the muffin or cupcake blue?

Choices:
- When you add the blueberries, make sure that they are fully thawed.
- When you add the blueberries, make sure that they are frozen.

Answer:
When you add the blueberries, make sure that they are frozen.