What did European nations need more of as a result of the Industrial Revolution?

A. Electricity
B. Raw materials
C. Technology
D. Wood

The ancient greek city-state of sparta was run as an oilgarchy, meaning

What has been a long term effect on the panama canal

Many blacks moved from the south to northern cities during world war li looking for employment. after the war, a number of them lost their jobs. why did this happen?