By the end of the nineteenth century, the building of new parks, schools, and libraries in American cities are examples

[answerhappygod]

By the end of the nineteenth century, the building of new parks,schools, and libraries in American cities are examples of...
a) ...public works for the growing working-class.
b) ...the new opportunities of the working class to createsuccessful models of business and profit.
c) ...the lack of interest from American businessmen whorejected to increase the salaries.
d) ...the success of the American government to erase povertyand illiteracy.