What does o'sullivan have to say about mexico's ability to govern?

(d) rivers.

explanation:

civilizations developed around rivers because their waters provided places to hunt and fish. also, as the rivers flooded, the lands around them became fertile. this allowed them to support farming. this is especially true of the nile river, which flooded the same time each year.

b. the 200th birthday of the united states

the answer is b: an economic crisis throughout the country.

the congress realized that action had to be.