Answer:
I think the answer is B. if I'm wrong then I'm sorry
You'll have to find a file converter, there are many found online that you can automatically access online, or will have to add as extension or download. You can typically find them on google.
A
Explanation:
They depended on optical illusions because they weren't able to generate the things we can (they didn't have computers and such)
Two of the most obvious musical elements that composers use to achieve variety are dynamics and timbre. - <u>True</u>
Hope this helps!