Based on this document, state one problem created during the Second Industrial Revolution that Jacob Riis was trying to expose in How the Other Half Lives. How could this photo help Jacob Riis achieve his goals as a muckraker? Use evidence from the photo to support your response.

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the most famous of all the units fighting in cuba, the "rough riders" was the name given to the first u.s. volunteer cavalry under the leadership of theodore roosevelt. roosevelt resigned his position as assistant secretary of the navy in may 1898 to join the volunteer cavalry. the original plan for this unit called for filling it with men from the indian territory, new mexico, arizona, and oklahoma. however, once roosevelt joined the group, it quickly became the place for a mix of troops ranging from ivy league athletes to glee-club singers to texas rangers and indians.

the correct answer is 50.