Please choose the correct ending to complete the given sentence: Cars & Other Vehicles: [header] How to improve the fuel efficiency of a truck [title] Plan your daily routes to avoid traffic. [step] Learn the fastest way to get to a destination and calculate your fuel consumption. You can use gps applications like google maps and waze.

Ending1: These apps are equipped with real-time traffic updates. It can re-direct you to faster routes, by avoiding traffic congested roads. Ending2: Both apps have great limits on distance when it comes to fuel efficiency and acceleration. If you plan on passing through a busy intersection, plan to let off some gas in your car and only go a block away, so that your engine gets used to the new experience. Ending3: You can also look up frequent commuter road maps on waze's website. [substeps] Make sure to stop about 200 feet (4.1 m) before the nearest highway or intersection. Ending4: Map the route beforehand so you know where to stop and check your fuel consumption frequently. [substeps] Maps can be purchased at your grocery store, pharmacy, or convenience store.

Answer format: ending1/ending2/ending3/ending4