Ethos uses emotional appeal.
I'm not quite sure how to answer this, but I hope this helps.
Headline- The unexpected lies on the 4th floor.
Subheadline- The discovery that will scare us for the rest of our life.
He asks Brutus "Et tu<span>, </span>Brute<span>?", which translates to something along the lines of "You too, Brutus?". Caesar is expressing his surprise at his friend being in league with the conspirators that were stabbing him.</span>
Answer:
If I am understanding the question correctly it is B. But am not sure about the question itself.