Answer:
A.
Explanation:
Zheng He was a Chinese explorer who was considered the most important "crossroad of trade".
George Washington's early military career (1754-1758)—during the Seven Years' War—was not uniformly successful. In his first battle, he and his men were ambushed and forced to surrender Fort Necessity on the Pennsylvania frontier. ... Washington led the surviving British and Colonial soldiers on a successful retreat.
The progressives tried to help children by limitng maximum hours of labor and in establishing a minimum age for children to be allowed to work.
There were also mandatory laws in different states for children to attend school.
The Progressives believe that government should take an active participation to solve the problems in a society like poverty, education, woman and children rights, job opportunities and best conditions for living.