<span>They came to the colonies for the prospect of religious tolerance and the large grants of land for farming. The social classes of the people that came were either rich noblemen who owned the large plantations or poor people hoping for a fresh start</span>
They feared communism would spread.
(a) is the answer in studying this actually!
The fifty-five delegates who met in Philadelphia between May 25 and September 17, 1787, would not only reject the Articles of Confederation altogether, but they would produce the first written constitution for any nation in the history of the world.