Please help me fill in the blanks!! Please, this is really important.

A 1948 conference in Columbia brought together nations of the Western Hemisphere. This conference led to the formation of the _. The organization’s primary goal was to _.

Blank 1 options:

ANorth American Treaty Organization.
BSoutheast American Treaty Organization.
COrganization of American States.

Blank 2 options:

ASolve the economic and political problems of nations in the Western Hemisphere.
BTrain the country's military to prepare for a potential war.
CHelp the Soviet Union spread communism across Europe.

A 1948 conference in Columbia brought together nations of the Western Hemisphere. This conference led to the formation of the (C) Organization of American States. The organization’s primary goal was to (A) Solve the economic and political problems of nations in the Western Hemisphere.

The Organization of American States was founded in the Conference held in Bogota, Colombia, in April 1948, whereby 21 countries (including the U.S.) were part of.

The organization was formed to promote economic, military, and cultural cooperation of nations in the Western Hemisphere, which includes the prevention of any outside state’s intervention in the Western Hemisphere and maintaining peace between the states within it.