The answer is the last one : About two years
Explanation:
The articles of confederation were the United State's first constitution which lasted from 1776 until 1789. The articles established a weak central government. The economy was also affected because of the Central govt. did not have the power to enforce tax laws. The major benefit of the Articles of confederation was that it was able to hold the states together during the revolutionary war but after the war, it couldn't do so.
The constitution created a strong centralized government and also divided power between the center and the states and it also tried to maintain the balance between three branches of government. The constitution gave power to both the Federal government and state government to enforce the taxes which helped to improve the US economy.
The beliefs that certain people are either descended from gods or chose my gods rule and it is a political community that occupies a definite territory and has an organized government with the power to make and enforce laws
Martin Luther King targeted Birmingham, Alabama, for a civil rights campaign because it was considered the most segregated city in the South.