Answer :
Two of your answer choices involve the text being in a specific order (steps in a process, chronological order). The text does not contain any key words like then, next, last, first, second to indicate a specific order is being followed so you can exclude those two answer options. The passage starts with a main idea: the proliferation of teen marketing. then the author gives specific examples using Pizza Hut and the market research firm Element. Your answer is B.