Railroads played an absolutely crucial role in the Industrial Revolution, since they made for the incredibly fast transfer of goods such as iron and steel that were used to build things--not to mention the transport of the workers themselves.
I think the answer would be that Texas would represent another slave state.
Answer:
a they defeated six other Chinese states in battle
Explanation:
Qin Shi Huang began a militarily-driven expansionist policy. In 229 B.C., the Qin seized Zhao territory and continued until they seized all five Zhou states to create a unified Chinese empire in 221 B.C
This kind of depends on which emperor but probably D since C and A are situational