Question

in order to assure safe operation of a vehicle, a good pre - trip inspection of the vehicle should include
checking the interior for all mirror adjustments.
walking around the exterior of the vehicle.
looking on the ground under the motor for colored fluids.
all the above

Explanation:

• Checking mirror adjustments ensures good visibility.
• Walking around exterior helps spot damages or issues.
• Looking for colored fluids (like coolant - green, oil - brown) indicates leaks.

All these are part of a comprehensive pre - trip inspection.

Answer:

D. all the above