The correct answer is D. On the other hand
It shows a contrasting fact.
Answer:
Every scene in a film has carefully crafted sound design to represent what is going on. It would feature anything that will inform the audience of where the scene is set. ... a fight scene carefully to make sure all of the hits and impacts sound right.
You need to add a picture
The narrator here uses "proposed" because he has to take some time to think it over before deciding to take that rest. It shows that he is not making snap decisions, he is suggesting things to himself and then taking the time to consider them before acting.