It was the "Homesteaders" who moved west in the latter half of 19th century in the United States due mostly to the fact that the federal government made land in the West incredibly cheap, since they wanted to encourage migration and settlement.
Martin Luther posting the Ninety-five Theses
The answer to your question is A. This is because they colonizers controlled the economy.
Answer:
The incumbent President Barack Obama was known to have a higher unemployment rate than any other President in the history of the United State. The people weren’t happy due to this at that point in time.
During his re-election campaign he promised to fulfill some demands of the Occupy movement which included reducing the gap between the rich and the poor and some tax cuts. He used this to garner votes and was eventually reelected.