Answer:
Republic: a state in which supreme power is held by the people and their elected representatives, and which has an elected or nominated president rather than a monarch.
Federal: having or relating to a system of government in which several states form a unity but remain independent in internal affairs.
Explanation:
D) to spread democracy throughout the United States
Answer:
Railroads improved the movement of people from one area to the other
Observation balloons gathered information about the enemy and communicated it back to the officers
Explanation:
i took the test.
