Both countries experienced rapid urbanization following industrialization
They handled small claims.
They realized that nothing really changed much. The freed African-Americans still had almost no political rights and the system was controlled mostly by corrupt politicians who came from the north to become rich. The regular people still had huge farms and turned the former slave system into a system of sharecropping which was in many ways similar to slavery. The freedom was very superficial and in reality people still lived as bad as before the war.
The best option from the list would be that "<span>B. Those who aspired to the social elite had to be members of a Congregational church", since, depending slightly on the exact time in question, the Church was a way to social prosperity. </span>
It was named after the ship, the Mayflower. Because it was them who the Mayflower Compact governed. The Mayflower Compact was the first agreement for self government in America.
Hope this helps.