When driving in reverse:

1. You must use another person to guide you.
2. You must use another person to guide you on highways..
3. You must use another person to guide you during "lighting up time".
4. Correct answer: You are permitted to use another person to guide you.

WhyWhen reversing you may use another person to guide you, but you are not required to. Responsibility for the maneuver stays with you.