Which of the following best reflects the goal of the book how the other half lives?

The author Jacob Riis wrote "How the Other Half Lives" to portray the living conditions of New York City's housing for the poor in the late 19th century. He wrote it to show the richer people of society, including both upper and middle classes, how squalid and rough it was to live in these slums. Jacob Riis's work served as inspiration for housing reforms and continues to do so even today.

Ithink its trade and commernce let me know if im wrong