The correct answer is: A) Miguel's Fine Furniture: the most trusted name in interior design.
Ethos refers to a retorical device that includes any content in an argument that appeals to ethics. By using ethos, the speaker or writer tries to convince the audience that he is trustworthy, in that way they will listen to what he has to say, convincing them that his arguments are valid. That is why it is said that he appeals to the audience's ethics or ethical responsibilities, there are ethical reasons that can make the audience believe.
In this case by saying that Miguel's Fine Furniture is "the most trusted name", the author implies that this company knows the rubric, they are experts and people trust them to decorate their homes. In that way they expect that more people would do the rigth choice and contract someone with experience rather than someone without it.
