Answer:
Last one
Explanation: Virginia grew mostly cotton and tobacco, while Pennsylvania grew mostly wheat. This is because of their different types of environments.
Answer:
Railroads used the iron to build railroad tracks but iron was weak and also dangerous. Soon people then realized that steel was a better material for tracks because it was able to hold more weight which then allowed heavier cargo. Railroads also transported mineral needed to forge steel.
Explanation:
<span>Rome's twelve tables and Justinian's code contributed to a democratic system of governance or a Republic</span><span>The Twelve Tables, and Justinian's Code are examples of early developments in law. They were similar in that both provided a standardized system of laws which are a prerequisite in a democracy.</span>