Which of the following are ways in which all states maintain road safety? Select all that apply. A) conducting emissions tests
B) employing highway patrols
C) licensing drivers
D) setting up tolls
E) setting speed limits

Did the spanish settlers and missions have a positive effect on world history? why, what did they do that was positive? why was the treaty of paris (1763) good for the world/world history? did the plymouth colony have a positive effect on world history? why, what did they do that was positive?