8. create an ad campaign to promote ray and kelsey's roller coaster. it can be a 15-second advertisement for television or radio, an interview for a magazine or news report, or a song, poem, or slideshow presentation for a company. these are just examples; you are not limited to how you prepare your advertisement, so be creative. make sure to include a script of what each of you will say if you are preparing an interview or a report. the purpose of this ad is to get everyone excited about the roller coaster.