In how the other half lives, jacob riis:

a. wrote about captains of industry.
b. discussed the lives of wealthy americans.
c. highlighted the benefits of the second industrial revolution.
d. provided a fictional account of life in 1890.
e. focused on the wretched conditions of new york city slums.

In How the Other Half Lives, Jacob Riis: e: focused on the wretched conditions of New York City slums.

Explanation:

Jacob August Riis was born in May 3, 1849 in Ribe, Denmark and died in May 26, 1914.

He was a newspaper reporter with a knack of publicity and an abiding Christian faith a social reformer, and a photographer who shocked the conscience of his readers with factual descriptions of slum and squalid conditions in Tenements in New York through a book called How the Other Half Lives published in January 1890 Riis´ remarkable study of the horrendous living conditions of the poor in New York City had an immediate and extraordinary impact on society, inspiring reforms that affected the lives of millions of people as it describes how the system of tenement housing had failed, as he claims, because of greed and neglect from wealthier classes, and called on society to remedy the situation as a moral obligation and gave momentum to a sanitary reform movement.  

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