The most difficult kind of frustration that a person may have to deal with is
probably

according to classical republican political theory, which democratic republics would function best?

a.   small republics, with people who had similar interests

b.   large republics, with people who had competing interests

c.   republics made up entirely of landowners

d.   republics made up entirely of servants

answer; protectionism fosters competition and keeps price regulated;