I would say #2, because it is very important to eat a well balanced diet while also working out and staying physically active to stay healthy! However, the question asks, "Which of the following is a guideline for practicing good nutrition." That being said I would say #4 "Consume foods with a variety of nutrients and adequate portions.
Hope this helps!
HIV is the virus that causes <span>acquired immune deficiency syndrome (AIDS)</span>
Explanation:
A fertilized egg implants into the uterus