Which Statement Best Describes International Trade in the 1970s and 1980s

Multiple Choice

Which statement best describes international trade in the 1970s and 1980s?

A) Developing nations which had opened themselves up to international trade saw their GNPs grow by almost five percent per year while those nations which were not opened to trade grew by considerable less.
B) Whether or not a nation opened itself to trade had no effect on the growth of the GNP.
C) Developing nations which had opened themselves to trade saw a more rapidly declining GNP than did nations which were not opened to trade.
D) Developing nations which had opened themselves up to international trade saw the GNP fall by almost five percent per year while the GNP of those nations which were not opened to trade remained steady.