If you must stop on a hill, how can you prevent rolling back?

Use the parking brake.. Section 2.3: Use the parking brake to hold the vehicle when stopped on a grade.

If you must stop on a hill, how can you prevent rolling back?

ANSWER BREAKDOWN
  • A. Correct. Use the parking brake to hold the vehicle when stopped on a grade.
  • B. Incorrect. "Use the hand valve." is not correct. Use the parking brake to hold the vehicle when stopped on a grade.
  • C. Incorrect. "Rev the engine." is not correct. Use the parking brake to hold the vehicle when stopped on a grade.
  • D. Incorrect. "Slip the clutch." is not correct. Use the parking brake to hold the vehicle when stopped on a grade.