To avoid becoming an aggressive driver, you should:

• Avoid driving during rush hours
• Call ahead if you are late, so you can relax
• Be polite, courteous and forgiving to other drivers
• All of the above
  Explanation:

  "To avoid becoming an aggressive driver: 1. Adjust your schedule to prevent driving during times with the most highway traffic. 2. If you are late, call ahead so you can relax. 3. Do not drive when you are angry, upset, or very tired. 4. Be polite, courteous, and forgiving to other drivers."