Music can be used without royalty payment if it is in the<em> copyright-free category.</em> I believe.
The answer is c because you need to know all that to fully understand
going to the science fiction thing cuz they already want to know that stuff so it makes since and if they where well known actors in the since world it would mean more people going up to them and in turn more people being told about it
Yep, your guess is right! Tenebrism, is the correct answer!
"Tenebrism deals with the extreme contrast of light and dark, along
with chiaroscuro, the two effects were what Caravaggio used to make his
paintings seem so dramatic."
Or maybe I'm wrong xD. Hopefully I helped!