Answer : Option A) The Bessemer process increased the use of steel in many industries.
Option C) Electricity meant that larger and more sophisticated manufacturing machines could be developed.
Explanation : The impact of technologies to the gilded age which was from 1870 to 1900
where the first point applicable is;
i) The Bessemer process increased the use of steel in many industries. The Bessemer process which had been discovered in the 1850's actually brought the special cutting-edge solutions to the production of steel which had a fruitful impact on industries.
ii) Electricity meant that larger and more sophisticated manufacturing machines could be developed. The process of mass production using electricity evolved even more and helped development of new technologies.
The people in those colonies created their own sets of laws to follow, they had town hall meetings where men could voice their opinions, and they learned how to provide for themselves.
On 5, Plessy v. Ferguson ruled that segregation is legal, but in Brown v. Board of Education, they ruled that segregation is not legal and has no place in schools. But that is all I know
The third person is he/she/it/they.
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It turns the top soil and any remains crop over, producing fertilizer. It breaks up the soil for easier planting. By turning over the soil, weeds are reduced. Hope this helped!