Which of the following was one of the two issues involving slavery and the constitution? a. whether three fifths of sleep should be free b. how to return slaves to africa c. how slaves would be counted for representation d. whether to allow men who were former slaves to vote

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.