People who take forever trying to decide what they want in the McDonald's drive-thru. It's McDonald's! The same crap has been there forever. If you don't know by now what McDonald's has then you probably shouldn't be going there.
Here let me give you a quick run down.
Just pick one! They all still taste the same that they did 10 years ago and the 10 years before that. It's really not that difficult.