I would say it becomes a flaw when people become annoyed with this trait, or that you are cocky about it. Once it starts having negative impacts on people that means that personality trait isn't a good one anymore!
Researchers should be studying how brain chemistry is affected when children read about love in fairy tales.
Answer:
<u>D. Ethos </u>
Explanation:
Ethos is a mode of persuasion that uses or mention a source or figure that shows or has credibility, expertise or prestige in order to convince an audience that the information is reliable, valid, and worth listening or paying attention to.
Ethos is what the sentence uses: It aims to persuade an audience that such toothpaste is the best options because it has dentists approval, who are professional that show credibility and expertise in that field.