In response to public concern over issue raised by upron sinclaie the jungle tge federal government expanded ita role in

Food Safety.

Upton Sinclair's the Jungle showed the horrors of how our meat was produced.

As a result of the backlash to what people read, the Roosevelt Administration instituted many new food safety reforms.

answer; john stuart mill's principle of utility is your answer; /// good luck

by using  production possibilities graph.  opportunity costs are key expenses in financial matters and are utilized as a part of registering money saving advantage investigation of a venture. such expenses, be that as it may, are not recorded in the record books but rather are perceived in basic leadership by processing the money costs and their subsequent benefit or misfortune.