I'm not sure what piece you're talking about, maybe you could include a picture of the piece
but in the treble clef the e's are on the bottom line, and top space
if it's flat it'll have a little squished 'b' next to it
a flat e is also a sharp (#) d
organum, i'm almost 100% sure
(lemme know if it's right, i have the same question)
In my opinion, a story arc helps organize a play because it represents and explains in details about the whole play. In addition, story arcs include the settings, characters, and the plot which will most likely contribute to when organizing a play.
I believe that the answer is D, victory through struggle. Hope this helps! :)