I. the European Union II. ASEAN
III. OPEC
IV. NAFTA
People who support free trade would MOST LIKELY support the efforts of which of these organizations?
A)
I and IV only
B)
II and IV only
C)
I, II, and IV only
D)
I, III, and IV only

C). I, II, and IV only

Explanation:

The Association of Southeast Asian Nations (ASEAN), the European Union (EU), and the North American Free Trade Agreement (NAFTA) are bodies that promote trade and economic cooperation among member countries.  They are treaties that aim are accelerating economic and social integration by eliminating or minimizing restrictions on the movement of people and commodities across borders.

Opec is an association of oil-producing countries. Its objective is to have similar oil policies in member countries. Opec is a cartel-like group that aims at controlling international oil prices.