What was the caste system? Who established it?

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.

Will give brainlist need this answer asap which of the following groups made up the majority of those involved in the progressive movement? a) politicians b) farmers c) middle class d) factory worked

Name 3 significant impacts of the tet offensive on the outcome of the war, it's participants, or the public image of the war.