Complete the dietician's list of things that Laura needs to/needn't do to be healthy.

1. stop eating late at night. She needs to stop eating late at night.
2. avoid sweets and fatty foods. She needs to avoid sweets and fatty foods.
3. exercise all day. She needs to exercise all day.
4. stop drinking orange juice. She needs to stop drinking orange juice.
5. eat a balanced diet. She needs to eat a balanced diet.
6. stop eating lunch. She needs to stop eating lunch.