HELP HELP HELP HELP HELP HELP HELP HELP Famous event: How did a famous event change the course of the American Revolutionary War?

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.