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Why is the supremacy clause considered to be the root of federalism?

47. when must a driver show proof of financial responsibility? a. when requested by a police office b. to register a vehicle or renew its registration c. to obtain a drivers education certificate d. both a and b

Question #22 when you approach an intersection with a green traffic light, you should choose an a. approach at a speed that will allow you to stop if the light changes. b. be ready to speed up if the light turns yellow. c. always slow down by a few miles per hour, in case you need to stop.