or... or...

conjunction
  1. A correlative conjunction used to present two or more alternatives or choices, indicating that one or the other option must be selected. conjunction
    You can either walk to the store or take the bus.
    We can have pizza for dinner or we can go out to eat.
  2. Used to express a choice between two mutually exclusive possibilities, often implying a decision or a preference must be made. conjunction
    Either you apologize, or we end this conversation.
    You must decide whether you will stay here or move to another city.