Question $28(2\mathrm{.}5$ points$)$

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Zen Motors Inc., an automaker, develops two new print ads targeted to women. One ad uses local scenes from around its Michigan plant and emphasizes the "Made in America" aspect. The other ad uses a spokesperson and emphasizes the safety of the car. Which type of ad effectiveness measures should Zen Motors use to test the more effective ad$?$

split$-$run testing

day$-$after recall

consumer juries

physiological measures

portfolio tests