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1. Twelve students are signed up to serve on the yearbook committee. a) How many ways can the staff adviser choose three people to act as publisher, lead photographer, and editor, respectively? b) In filling these three positions, what is the probability that Francesca is selected as publisher and Marc is chosen as editor? 2. The moderator of a forum discussion is assigning seats to the six participants. If the seats are arranged in a linear fashion, determined the probability that Dr. Eisen and Dr. Bugada are seated next to each other