The answer is B. <span>Nebuchadnezzar (II).</span>
<span>C.Coal-powered blast furnaces</span>
Desertification created a barrier to the north.
Explanation:
Under this system, slaves were not considered property as they later would be under the transatlantic system. These earlier forms of slavery in Africa saw slaves more like a social class or designation within society. It was often possible for the enslaved to escape slave states and integrate into new communities.
The conference that kept Czechoslovakia independent but places Sudetenland under German control is B. Munich