How did bleeding kansas embody the slavery controversy?

Which statement is an example of direct democracy? a) people elect a senator to the u.s. congress. b) the town council approves funding for a new high school. c) the president issues an executive preventing states from executing prisoners. d) voters approve an amendment allowing elderly people to pay nothing in property tax.

Which did president carter refuse to do in his attempt to free american hostages taken by iran?

Before the industrial revolution most businesses