Why did the United States support the overthrow of an elected Guatemalan president? O to generate interest in Guatemalan politics and spread the interests of democracy
o to prevent the spread of communism and protect U. S. business interests
O to continue to uphold the foundations of the Monroe Doctrine
O to promote the economy in Central America

Ascientist performs an experiment where she measures the mass of a piece of metal, pours acid onto the metal, washes the metal, and then re-measures the mass of the metal. the scientist repeats the experiment several times, each time increasing the amount of acid used. the dependent variable in the experiment is the: initial mass of the metal final mass of the metal amount of acid used washing the metal