The correct option is A.
Manifest destiny is an old doctrine in America which holds that the American expansion throughout the American continents is inevitable and justifiable. The American then believed that they are destined to spread from coast to coast and this greatly enhanced their resourcefulness toward this attainment.
B, a, b, d, c is the answers from 1 to 5 in order
It makes it easier to represent all the people when a population is too big or big.
The great awakening is seen as a revolutionary movement because it caused a religious revival and questioned authority. The Great Awakening caused people to reject the authority of the church.