It looks like you are using an ad blocker. That's okay. Who doesn't? But without advertising revenue, we can't keep making this site awesome. Click the link below for instructions on disabling adblock.
In my drivers ed book it asks me to list the three elements of the highway transportation system
it gives me the first letters of each, the letters are V S P but i cant find anything with all three of them the only thing that i can think of is Vehicles Space Pedestrians, i cant find it in the book, any help?
