Final answer:
Being a critical evaluator of persuasive media texts like advertisements is necessary due to biased worldviews, deceptive accuracy, and sophisticated techniques used to manipulate the audience.
Step-by-step explanation:
It is necessary to be a critical evaluator of persuasive media texts such as advertisements because they are produced by people who have very biased worldviews. Advertisements also only pretend to be providing accurate product information and use sophisticated techniques to get the audience to buy things they might not need. However, it is not accurate to say that advertisements target specific people based on very accurate demographic studies.
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