At the turn of the 20th century, the majority of the working poor lived ?

At the turn of the twentieth century, the majority of the working poor lived in the inner-city tenements since most of the factories that they are working at are located in the cities. These working poor had unsafe living and working conditions during this time.

:)

i think the answer is the one about environmental and social health.

hope this

because people what other people gold

explanation: