Which of the following is NOT recommended when using a phone while driving?

• Drinking coffee or eating snacks while talking on the phone
• Making unnecessary calls or talking too much
• Unbuckling your seat belt to reach for a phone
• All of the above
  Explanation:

  "Safety tips for phoning while driving: 1. Do not unbuckle your seat belt to reach for a phone. 2. Do not eat, drink, light a cigarette, read or write while you talk and drive. 3. Make your calls as short as possible; know when to hang up."