Muckrakers exposed all of the flaws in society and the government and a lot of books were written about the problems there were. Poor working conditions, child labor, and quality of processed meat and other foods were big issues. During that time period people were big on from of press so that and the fact that people were just fed up in general led to reform.
It's C. chronological order.
Because Chronological order is the method of development for this and most recipes. Organizing according to time means explaining when things happen, putting earliest steps first.
School, Work till 50 then retire
Hi!
I personally think the only answer would be C. States have the right to leave the Union
Hope this helps !