Someone help please I’m giveing 15 points each

Which piece of legislation signed by lyndon johnson brought an end to barriers preventing minorities from participating in elections?

Write the title date and stated purpose of the map you have chosen to describe what you learn from your careful review of the maps information. picture above

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.