Assessment Item 1 close window

Arizona, California, and Colorado all claim the right to use the water from the Colorado River for their water needs.

The most effective way to resolve the water rights dispute would be for
 
Fake Radio Button   A     the three states to sign a treaty with Mexico
Fake Radio Button   B     the three states to create a regional agreement
Fake Radio Button   C     each state to build dams on its portion of the river
Fake Radio Button   D     each state to take as much water from the river as possible
 
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