An abstract noun is a noun that you can't feel, hear, taste, smell, and see. Like hope. A concrete noun is a noun that you CAN feel, hear, taste, smell, and see.
So the abstract noun in this sentence is not choir, but harmony.
hope it helps!
Answer:
He was one of Odysseus' men; he died at Circe's when he fell off a roof and broke his neck while drunk.
Explanation:
Synthesize earlier information. A conclusion restates information that was introduced earlier and sums up what was said.
C or D I hope this helps I did t give an exact answer but it might help you