HOW MUCH YOU NEED TO EXPECT YOU'LL PAY FOR A GOOD RIDDLES

Riddle: Four cars arrive at a 4-way stop, Each and every coming from a unique path. they can not make a decision who acquired there 1st, so they all go forward at the same time. All 4 vehicles go, but none crash into one another. How is this possible? seventy nine. it's got no top or bottom but can maintain flesh, bones, and blood all simultaneous