Final answer:
Jacob Riis drew attention to crowded tenement conditions with his urban photography.
Step-by-step explanation:
One issue that Jacob Riis drew attention to with his urban photography was crowded tenement conditions.
Riis documented the overcrowded and dilapidated living conditions in the tenements of New York City during the late 19th and early 20th centuries. He used his photographs to raise awareness about the squalid living conditions faced by the urban poor and advocated for social reform and improvements in housing. Through his work, Riis shed light on the stark disparities between the rich and the poor and ultimately contributed to changes in laws and policies concerning housing and social welfare.
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