Why agriculture an important occupation throughout the world

As we all know that agriculture means to grow crops for the livelihood of living beings,it is an important occupation.In other words,nowadays people are busy in their own life.They cant give much time for agriculture.They buy the food they need but they don't have the knowledge that only due to the farmers involved in agriculture they are living.So along with the agriculture we should respect to farmers.

Therefore,agriculture is an important occupation throught the world.

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

im sorry i dont know a lot of this but ill try my best

h,c.b.e.d.f.a.g