I do not know at ALL. =( Sorry.
The answer is Olives.
One striking characteristic of the Mediterranean Diet is its heavy use of olive oil as the primary source of fat, and their minimal use of both Butter and Margarine. Another striking characteristic of the southern Italian Diet is its heavy reliance on whole grains.
B) Nations meeting to discuss the ozone layer.
I believe it is A.
but I would have to see the graph to be sure