Question

Please help!
A commercial for a toothbrush tells you two out of three dentists prefer a certain brand. This commercial is using?
A. Pathos
B. Ethos
C. Logos

Answer 1

ETHOS: it is the source's credibility, or the speaker's/author's authority.

LOGOS: It is the logic used to support a claim; can also be the facts and statistics used to help support the argument.

PATHOS: the emotional or motivational appeals; vivid language, emotional language and numerous sensory details.

Answer 2

seems to be ETHOS, an appeal to authority,
though there is a hint of LOGOS in that a statistic is cited.