Why did the puritans migrate from england to north america in the 1620s

What role did oregon play in the 1844 presidential election

Explain how transcendentalism and the second great awakening affected the definitions of freedom. how were both movements a response to the market revolution?

One drawback of voluntary trade is that it a.requires two groups to use a common language b.can make one group dependent upon another for necessary goods c.doesn't occur unless there is a shortage of goods for at least one group d.forces groups to rely on themselves to produce all the goods they need