The getaway car will sometimes leave what? tracks that can be examined

During bad weather, you should travel_the posted speed limit.

If the traffic light is out or malfunctioning, treat it like

What's a good idea to do beforehand, if you plan on drinking with your friends? a. assign a designated driver. b. bring extra keys in case you lose yours. c. bring extra cups and shot glasses. d. figure out who holds their alcohol well and make them the driver.