The correct option is B.
The second industrial revolution occurred between 1870 and 1914. During this period, there was massive advancement in technology and in factories and this made it possible for manufacturers to produce a lot of goods en mass. The industrial revolution started in Britain and rapidly spread to Europe and North America an then to the rest of the world.
They were treated like they didnt mean anything to anyone because they were slaves. If you were a slave you were treated like an animal. There was a woman named Harriet Tubman and she risked her life over and over again trying to help slaves escape.
In an indirect democracy, major laws and rules are made by elected representatives. This is because an indirect democracy is essentially a representative democracy. Elected officials represent the people in a representative democracy (indirect democracy), this means that they also make the major laws and rules.