Answer:
An independent variable is what is being manipulated, the dependent is the outcome of the manipulation.
1. Make your own decisions. Do things that make you happy and make those decisions on your own. ...
2. Plan a response. ...
3. Avoid places and situations that make you uncomfortable. ...
4. Choose positive friends.
Answer: All of them technically
Explanation: Vigorous definition is characterized by or involving physical strength, effort, or energy.