Why was jacob riis was important to the progressive movement. check all that apply. a. he was the founder of a settlement house. b. he was a photographer who documented problems in american cities. c. he was an advocate for children and the poor.

Options A and  B are the right answer, that He was the founder of a settlement house and  He was a photographer who documented problems in American cities.

A series of reforms were launched in the early 20th century (during the progressive era) in the United States to acknowledge the economic and social issues. This movement was a response to the eliminating problems induced by Industrialization, urbanization and Corruption in government.

Jacob August Riis was a Journalist and photographer who uncovered the lives of people who lived in fierce conditions in the Slums of New York Cities. Jacob worked for the establishment of the settlement house to change the lives of those residing in the tenements of New York cities. His horrific description of the slums in his writings led to many progressive reforms in the slums.

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