Petroleum is found in all of the following except:
a. mexico
b. venezuela
c. chile
d. jamaica

Venezuela and Mexico are one of the main world's providers of Petroleum: for example Mexico has a powerful, state-owned company, PEMEX that controls it - so it can't be A or B.

Chile also has some oil reserves, although not many

So the correct answer is: Jamaica, althought is is suggested that there might also be oil in Jamaica.

Dall of the above all of the choices make sense

The war began as a fight between mayans and the landowners of the country. the main causes of the guatemalan civil war was started by the greed of the united fruit company, the fear of communism, and the racism toward the  mayan  people.