Answer:
A.
Explanation:
Zheng He was a Chinese explorer who was considered the most important "crossroad of trade".
Idk gurll im sorryyy mybe 56???
Compulsory enlistment into miltary armed forces
Answer: Ohio played a major role in leading escaped slaves from lives of captivity to their dreams of freedom. The Underground Railroad, a legendary path to freedom used by thousands of runaway slaves, was an intricate system designed to reach northern destinations where many slaves found it possible to avoid recapture.
The difference between endothermic and exothermic reactions lies in the words themselves. "Thermic" refers to heat, just as in the word "thermometer." "Exo" means "outside" and "endo" means "inside." Thus, an endothermic reaction pulls heat into an object or area, while an exothermic reaction expels heat.