Why does a public health campaign emphasizing a doctor's credentials and years of experience prove more persuasive than one using celebrity endorsements?

💡 Explanation

Ethos, establishing credibility through expertise, builds trust in the message, and therefore, is more persuasive in health contexts, because a doctor's authority directly relates to health information. Rather than celebrity endorsements, which rely on popularity, ethos establishes expertise.

• If a computational linguist modifies a statistical parser to favor shorter dependency lengths, which consequence follows?
• Why does automatic sentiment analysis often fail to accurately classify the emotional tone of tweets containing Internet slang abbreviations (e.g., 'tbh', 'imo')?
• Why does the use of internet slang and abbreviations vary significantly across different online communities?
• Which mechanism limits full language convergence during extensive code-switching?
• A typologist observes that in languages with postpositions, the genitive almost always precedes the noun. Which implication regarding language universals most accurately describes this phenomenon?
• A literary translator prioritizes the cultural context of target readers over a literal word-for-word rendering of the source text. Which translation approach dominates?