I think you'd be satisfied with the answer being B.
The answer is C because in the constitution it allowed the states to choose and make their own laws and slavery was a law that the southerners wanted.
Answer:
The Gilded Age was based on industrialization, especially on the development of heavy industry: factories, railways, coal mines. Steel production in the United States during this period exceeded total steel production in the UK, Germany, and France.
Inventors and scientists have contributed to the modernization of America. In 1882, Edison built the first power station in the United States. In 1894, the aggregated value of the industrial products of the United States exceeded the industrial production of England and Germany combined. In 1876, the Bell telephone was presented at the World Exhibition in Philadelphia, and the Chicago exhibition in 1892 approved the status of the United States - the first country in terms of technique.
Explanation:
When citizens are unhappy with a specific piece of legislation they want removed or struck down, they can call a referendum, which puts the issue to a direct vote by the citizens.
The answer is B. Indus River Valley.
Indus River Valley marks the easternmost edge of Islam under the Umayyads. The Umayyad Caliphate was the second caliphate out of the four major caliphates that was established after Muhammad's death. The Umayyad dynasty rules the Umayyad Caliphate.