Which social reformer wrote "How the Other Half Lives"?

The correct answer is Jacob Riis, who authored "How the Other Half Lives." This influential work, published in 1890, served as a pivotal exposé on the living conditions of the urban poor in New York City during the late 19th century. Through a combination of firsthand observation and powerful photographic documentation, Riis illuminated the harsh realities faced by impoverished families, highlighting issues such as overcrowded tenements, inadequate sanitation, and the struggles of immigrant communities.

Riis's work was instrumental in raising public awareness about social inequalities and helped to spark a broader reform movement aimed at improving living conditions and advocating for labor rights. His approach combined journalism with a humanitarian perspective, making it a groundbreaking piece in the field of social reform literature.

The options representing other prominent reformers reflect their distinct contributions to social issues of their time but are not connected to the specific work of "How the Other Half Lives." Upton Sinclair is best known for "The Jungle," which addressed labor conditions in the meatpacking industry. Ida B. Wells was a significant figure in anti-lynching campaigns and a journalist dedicated to racial justice. Jane Addams is renowned for her work in establishing Hull House and advocating for social welfare. Each played crucial roles in their respective