A. it made us self sufficient for years afterwards
The one reason that people immigrated to Texas during Reconstruction was because Texas had extended full legal rights to former slaves. The correct option among all the options that are given in the question is the first option. The government also set up schools and negotiated the price of labor in Texas.
Honestly the graph doesn't show anything about technology. the only thing i could think of was something close to technology is factories. the north will have more impact on technology than the south that's only cause north makes more money than the south does to have technology. i hope this helps
Answer:
Transfer data from one computer to another
Explanation: