Socialsim-
   is an econimic and political philosophy based on the idea that the benifits of econimic activity and wealth should be spread throughout society. its good because the rich can not get richer and the poor cant get poorer. but its bad because you wouldnt be able to use your own earned money.
communism-
   calls for the collecitive or state or ownership of land and other propety.
its a good way to have government control but it has too much governemnt control.
capitalism-
  it is basicly a free enterprise system.and allows private and corporate ownership of capital goods.
everybody can do what they want and are free to. but with all this freedom people think they can do whatever they want, which they cant.