Answer:
d the pollution the industrial north was developing
Stable food source in the area allowing the farmers to flourish
The Erie canal was started in 1817 and was finished in 1825 at a length of 363 miles.
It was also known as a Proxy War because it was just a proxy for Nazis to fight the Soviets without being directly involved in a fight against each other. The locals just called it the War or the Civil War because they were Spanish so they didn't call themselves as the Spanish Civil War.
The answer is (1) because of its value as trading center ect