That statement is true
Antebellum period refer to the period when American civil war happen. Before the it happen, most people believe that colonization was the most suitable solution to deal with the population of freedmen
hope this helps
The Muckrakers were a group of journalists and writers that provided an important spark and ignited the Progressive movement. They were interested in exposing the problems in American society and urged the public to identify solutions.
They helped initiate the Progressive Era by analyzing if those bad conditions were linked to corrupt politics, poor working conditions in factories, bad living conditions of the working class and others.
They sparkled this analysis into people who read the newspapers and that wanted to change for their lives and because of that, an agenda was created.
By looking a the options I would say that the answer is A.
