121. To maintain a proper following distance when driving, you should stay at least:

1. A. 3/4 of a second behind the vehicle in front of you
2. B. 1/2 of a second behind the vehicle in front of you
3. C. 2 seconds behind the vehicle in front of you
4. D. 1 second behind the vehicle in front of you

Answer : C. 2 seconds behind the vehicle in front of you

122. If a student driver commits a traffic offense, responsibility will be with:

1. A. neither student nor instructor
2. B. only the student
3. C. only the instructor
4. D. both student and instructor

Answer : D. both student and instructor