Which event is an example of citizens making a successful effort to change
public policy?
o
a. the twenty-fourth amendment protected african americans'
voting rights in response to a public campaign.
b. the oil crisis of the 1970s led government agencies to ration
gasoline.
с.
the civil war determined that the united states would remain one
nation.
o
d. scientific discoveries during the 1960s led the government to ban
certain pesticides.