The correct interrogative pronoun is "Who" in "Who are you?" because "whom" is used as a relative pronoun and is used to denote a indirect object.
Ethos, in rhetoric, the character or emotions of a speaker or writer that are expressed in the attempt to persuade an audience. It is distinguished from pathos, which is the emotion the speaker or writer hopes to induce in the audience.
Examples of ethos can be shown in your speech or writing by sounding fair and demonstrating your expertise or pedigree: "As a doctor, I am qualified to tell you that this course of treatment will likely generate the best results."
In the story Sasanian the King of India and China, decided to marry a virgin every day and have her executed the next day, to avoid infidelity. The Vizier's daughter Scheherazade was forced to marry the king, because he was not able to find any other virgins. Survival for Scheherazade becomes the main objective in her tale telling to the king. Every night she would tell a story to the king and did not tell the end until the next night, therefore avoid her being executed, then the following night she would end the previous tale and started a new one and left the end untold. That process continued for 1001 nights.