What do these two excerpts reveal about the purpose of the authors douglass and sibley? a) the excerpts reveal that only grady believes that reconstruction must include northern business, money, and people. b) the excerpts reveal that only douglass believes that reconstruction must include northern business, money, and people. c) the excerpts reveal that both douglass and grady want to convince people that reconstruction must include northern business, money, and people. d) the excerpts reveal that both douglass and grady want to convince people that reconstruction must exclude northern business, money, and people.