Beginning in the 1780s what engines were used to power boats

The date a source was created is considered part of its historical context intended audience purpose point of view

Which choice describes some of the difficulties john adams faced as presiden

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.