"Why did Leonard decided not to go to the lecture?" is a a question because it is asking why, therefore it should have the question mark.
Not an oxymoron, because that is when you juxtapose 2 opposites. "Stupid genius"
Not onomatopoeia, because that is using the sound something makes to describe it. "buzz of a bee"
Not analogy, because that us a comparison between two things to explain. "an orange is like a mango, just different"
A refrain is the repetition of certain lines, like a chorus.
Answer:
and out jumped the opps yall ra ta ta ta
Explanation:
B. stated in key details.