Passenger 5: Fueling

a. Halfway through the trip

b. Before the pre-trip inspection

c. During a passenger lunch break

d. When the fuel tank reaches one quarter capacity

a. When all passengers are off the vehicle

b. One hour before passenger loading

c. The night before a trip

d. Anytime passengers are on board

a. Five to seven hours after driving started

b. During a mid-day break

c. During the trip planning process

d. 40 to 60 miles before the tank is empty