The correct answer is A. clayton act of 1914.
This act was made to reduce the power of monopolies and trusts and prevent them from exploiting the people and the laws. All of the other ones do similar things but what you described is in the clayton act, while the others reduce unfair prices or similar things.
The McCarthy Era was a dark period in the history of the country as the fear of communism led to the disregard of the fundamental rights of the citizens. It was a dark period as people were curtailed from speaking against the government and those that dared suffered various consequences such as imprisonment and loss of employment. A lesson from this dark period is on the need to protect the rights of citizens despite the circumstances
Disease.
They were not used to European diseases like the bubonic plague, chicken pox, measles, etc.
<span>Workers would revolt against the bourgeoisie and assume control.</span>
