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If a consumer buys shaving cream on a discount and likes the new product, it becomes easier for them to purchase next time. We deem this: * brand trial trade promotion operant conditioning sales fluctuation When a TV show that deals with new home renovations offers appliance brands the opportunity to display their brands as part of the renovation, they are using: * product innovation sponsorship product placement O dayparts What is an obstacle that advertising testers in labs will often come across as they try and get meaningful results? * Lack of realism in the test Lack of control Testing bias Poor creative execution