... by lightning, and used the trees to start their own fires Gradually people learned they could start a fire without travelling far to find flames They rubbed two pieces of wood together This method... that makes it possible to see things C a small device that produces a flame for lighting cigarettes, etc D a hot bright stream of burning gas that comes from something that is on fire Question... driver's license This sounds satisfactory, but in reality it is far from foolproof The problem is that stealing someone's identity is not rocket science In theory, all an unscrupulous thief needs