How did the columbian exchange begin?

How do i do this? true or false? : elephants have the same dna as humans and bananas alike.

How did the construction of the erie canal improve transportation in the united states in the 1820s? a. the canal connected the great lakes to the mississippi river. b. the canal connected the great lakes to the ohio river. c. the canal connected the atlantic and pacific oceans. d. the canal connected the great lakes to the atlantic ocean.

Write an account of the boston massacre from the point of view of a british soldier involved in the event