Explain the difference between absolute threshold and difference threshold

Explain how the ideas of karl marx came to influence american workers in the late 1800s

The southern colonies practiced indentured servitude and slavery because cash crops such as tobacco and sugar required many workers. the fishing and shipping industries required many workers. imprisoned debtors were brought from africa to settle the colonies. indentured servitude and slavery were not allowed in the caribbean colonies.

Explain the diversity of race in latin america