instruction: Classify each of the following as either a country or a continent: Africa, North America, Asia, South America, Asia, China, Argentina, Canada, Mexico, Japan, United States of America
response: Africa is a continent.
  North America is a continent.
  Asia is a continent.
  South America is a continent.
  Asia is a continent.
  China is a country in Asia.
  Argentina is a country in South America.
  Canada is a country in North America.
  Mexico is a country in South America.
  Japan is a country in Asia.
  United States of America is a country in North America.