Answer:
B
Explanation:
U always put a comma before and but or or if both sides of the sentence have a new subject, and also in between any 2 describing words, but only if they're of the SAME SUBJECT
A literary medium is a way to communicate information or artistic outlet. One many examples of a literary medium could be an autobiography. It could also be a crossword puzzle that one has created. A medium is any language, so how an author chooses to write it makes it a literary medium.