The answer to your question would be that the version of the sentence that has correctly placed commas is the following one: Noah, who draws comic books in his free time, wants to write a graphic novel. That is, your answer would be option A.
The clause set off with the commas is a non-restrictive relative clause. This means that it provides information which is considered non-essential to the meaning of the sentence and therefore can be dropped without altering its meaning. That is why they are set off with commas, parentheses or dashes.
I had a teacher once tell me allot of times the summary will be in the first sentence and sometimes it may be in the last
Do you have more of an idea other than just ancient castles?
With an attention grabbing introduction