The Great Migration in terms of colonial America refers to the time period with the Puritans migrated to New England from 1620- 1640. The time period saw a heavy influx of Puritans in the Northeast region of America along with the Barbados region of West Indies. Rather than individual immigrants, they migrated in packs and families.
To capture the public's attention
... frustrations with how independence had led to situations where caudillos (authoritarian leaders) rose to power.
Bolivar had wanted a united Spanish America, a great nations, but the wars of independence had tended to result in charismatic military rulers leading their own countries in authoritarian ways -- what we today would call dictators.
A. improve the business owner's profit. Have a great day :)