What would be the best definition of the columbian exchange

Why did settlers decide to establish olympia where they did? they thought the land was good for farming. they could trade with american indians. they found water access to puget sound. they were given land by the us government.

In which sentence is the italicized word used correctly? a) the sloth is a benefactor that primarily feeds on vegetation, insects, and small birds and reptiles. b) the flood victims were eternally grateful to their benefactors who provided them with food, shelter, and clothing. c) the spectators in the stadium all cheered when the benefactor announced the game would go into overtime. d) the benefactors visiting the laboratory were impressed by the complex equipment the scientists used.

Why did the us military stop the dakota uprising ?