Place these events in the order that they took place: Douglas meets Lincoln, Douglas publishes his first book, Douglas starts his own newspaper?
1) Douglas meets Lincoln, Douglas publishes his first book, Douglas starts his own newspaper
2) Douglas meets Lincoln, Douglas starts his own newspaper, Douglas publishes his first book
3) Douglas publishes his first book, Douglas meets Lincoln, Douglas starts his own newspaper
4) Douglas publishes his first book, Douglas starts his own newspaper, Douglas meets Lincoln
5) Douglas starts his own newspaper, Douglas meets Lincoln, Douglas publishes his first book
6) Douglas starts his own newspaper, Douglas publishes his first book, Douglas meets Lincoln