Separate names with a comma.
Mine had seven but I had put four of those on with my test drive, so it had three when I first hit the power button.
The bumper is plastic painted to match the car. The hood is aluminum so it will not rust. It is more about protecting the looks of your new car.
By looking at the posts here on PC over the last week or so it seems that anything at or below MSRP is a good deal in most parts of the country now.
When I picked up my Prius the salesman spent about an hour with me going over the entire car. He went over the entire car from rear to front...
I don't know but I'm not about to take mine off just to see.