Which of the Following Statements Best Applies to Urban Life

Which of the following statements best applies to urban life in the early nineteenth century?

A) Filthy sanitary conditions were exacerbated by the city authorities' slow response to take responsibility for public health.
B) A tremendous decline in urban death rates accounted for the increased population of most large cities.
C) Lower-class family dwellings were on the whole much better than in the countryside.