I'm not 100% sure but I believe the answer is B.
Answer:
Is there an image or story we can make a summary for? is that a book
Explanation:
I believe that the thrush's song changed the mood because it was a song filled with hope from the divine that inspired him. Darkling Thrush refers to a bird who is weak and fragile, however, even with these qualities, he sacrificed himself.
The Battle of Brandywine.
