One main difference between the united states constitution and state constitutions is that state
constitutions
a. are much longer.
b. can't be amended.
c. don't have bills of rights.
d. don't provide for a legislature.

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.