broad topic isn't exactly what you want in a presentation, you usually want to have a very narrowed topic, focusing on something specific.
Detains and examples are very important, so check that. You always need multiple sources.
A cited list is also very important, because it's technically illegal to not have one if you used any info from somewhere else besides your own brain.
D isn't important at all
E could be important for the working progress phase, but for the presentation itself, it's not really needed.
Holding up the universe is a great book that you can read
It would be B. Finally, Therefore
Hope this helps
About 340 I hope this helps :)
If the underlined word is devotion then the antonym would be neglect because they are opposites.