An advertising board has 8 display panels of uniform dimensions in a row. Advertisements of 5 different brands of perfumes are to be displayed on the board. In how many different ways can the advertisements of these 5 brands be displayed on the board so that each display panel has one advertisement displayed on it and each brand is displayed on at least one panel?(approach please)

1) 126,000
2) 5^8
3) 92400
4) 9080