I think trenches had zigzag patterns because they could make people had a better aim at shot and more protection.
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Among the given statements the one which is not the advantages of the North had at the beginning of the Civil War is that they had 7 of the 8 top Generals in the country.
Answer: Option D
<u>Explanation:</u>
During the civil war the armies of both South and North participated in the war on three fronts. Both the North and South had their own advantages and disadvantages. The North was under the leadership of Abraham Lincoln and they had more money, more factories, more railroads and a larger standing army.
The disadvantage that the North had from its side was they didn’t have experienced Generals to lead the war. They did not have proper communication, they were placed in an unknown territory and there was no one to boost them up.
Among the other achievements of Reconstruction were the South's first state-funded public school systems, more equitable taxation legislation, laws against racial discrimination in public transport and accommodations and ambitious economic development programs (including aid to railroads and other enterprises).
I think a. the ban on slavery was blamed for slow economic growth , and slavery became legal in 1750.