There are many innovations such as, sewage systems, railroad networks , telegraph, and new innovations in steel production .
A) is the answer I'm pretty sure
<span>NATO was formed to combat the spread of communism, and the Warsaw Pact was formed to be an answer to the nato alliance, and to keep the eastern block countries in line since most had Soviet troops in their countries.
I hope this helps!
Good day to you.
Please give me the brainiest answer.
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