Answer:
Replacing the stop signs at Walnut and Birch Streets with roundabouts is the best choice. Roundabouts cost less than traffic signals and cost less money to keep up. Intersections with roundabouts have fewer accidents than those with signals or stop signs.
Answer:
D
Explanation:
Because there can be government regulation, but trade without government involvement.
The answer is Abu Bakr and Ali. It was the difference between the Shiites and the Sunnis.
It is the president who represents the nation and creates policies. The article deals with the formation of the executive branch.