African slaves were brought to the English colonies to meet the demand for "<span>b. Labor brought about by large scale farming," since slaves were mostly used in toe fields to harvest crops such as tobacco and cotton. </span>
Nomads are people who move place to place to find food.
Command economy. this type of economy is normally regulated through the government (either state or federal)
B is the answer because Lincoln was against slavery
well adaptation means a allowing the elements of reactions under the pressure of warmth and hotness which may prefer a actual condition of forming new chemical for useful purpose