HELP PLEASE! Will mark crown

When an imperial power has political control, what is the territorial called

How did the enlightenment change attitudes about existing political systems

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.