Why are great-power efforts to assure they have sufficient water to meet their needs likely to lead to an increased risk of conflict, according to Dupont?

a. States always fight over natural resources.
b. These efforts are likely to alienate other states.
c. People around the world think water should be shared, not hoarded.
d. Water resources often lie under or pass through more than one state.
e. State sovereignty supersedes individuals' water demands.

Answer: d