The correct answer is "The United States hoped to benefit from problems in Latin America.".
Latin American governments are considered as "faulty democracies" or "pseudo-democracies", as government institutions are constantly threated by external fights for power.
Latin America is also a region with many resources, therefore, by aiding governments in this region. The United States lays a path to good relationships with the regimes that will result in ease in trade relations and foreign investment by private American Enterprises in these countries.