I say letter c is the answer
This is a hard one....
I'd say, future tense... Or probably present. Sorry if I got it wrong for you!
But still, I hope this helps you. :)
Answer:
All of the above logically could be applied in this context; however, if you are to choose one, I would think your best bet is "Vary Tone and Emphasis."
Explanation:
There's a lot that goes into making a speech more enthralling for the audience, especially depending on what kind of presentation you're giving. Generally speaking, I believe the tone and emphasis are most important for all speeches, so that probably sounds like your best bet.
a diferença entre a letra da música, a flor da pele e a letra da canção, a flor da terra, é que a primeira é a flor da PELE e a segunda é a flor da TERRA.