Which of the following is a true statement about the countries highlighted on the map?
a. they are the greatest supporters of international efforts to develop renewable and sustainable sources of energy.
b. they are major producers of a natural resource essential to the daily function of most countries around the world.
c. they are the world's leaders in highest levels of democratization analyzed from qualitative and quantitative data.
d. they are monitoring and supporting efforts to increase democracy and sustainable resources around the world.