What information can be found on a reference map? the location of major waterways
any change in regional precipitation
any global sea temperature variations
the annual water consumption per country

What did president roosevelt do to aid panama in becoming an independent country? a. he negotiated a peace treaty with nicaragua to purchase the land. b. he invaded colombia to establish a us base for defense. c. he placed warships around panama to block sea lanes. d. he used dollar diplomacy to block imports to nicaragua.