The commonality between the Indus, Huang and Nile Valley civilizations is the fact that all began in fertile river valleys.
I believe the best option to choose from will be option C.
Many Americans feel that the result of the 1824 election was fraudulent because no one received a majority of votes, the house of representatives chose a new president from among three candidates; Henry clay was not allowed on the ballot.
One of the reforms that the Great Awakening foreshadowed during this time was the Civil Rights movement, since the Great Awakening was about forward social movement and general equality.