Which best describes conditions in factories in the 1800s?

  In the early 19th century we are seeing the rise of capitalism and of the society divided in classes: the proletariat and the bourgeoisie become central features of the social order. It would still take some time until workers united to fight for their rights, so the first factories' laborers barely had limits for working hours and were massively explored

Explanation:

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d) all choices are correct

to reform the distraught soviet union, the democratization of the communist party was promoted through party secretary mikhail gorbachev's policies of “perestroika” and “glasnost.” perestroika refers to the reconstruction of the political and economic system established by the communist party.