Which country would be most likely to join an intergovernmentalorganization?

C. A wealthy country whose citizens are concerned with helping poorer countries.

Explanation:

This is the type of country that is more likely to join an intergovernmental organization. In order to belong to an organization of this type, a country needs to be wealthy enough to consider themselves to be able to help others. Moreover, the people of this country need to trust their government and care for other people around the world.

b or c im pretty sure

c. troops marched forward in close formation against newer, more accurate weapons