Read this sentence from the novel Grendel
I felt laughter welling up inside me at the dragon-charm,
at Hrothgar's whispering and trembling by the meadhall
door, at everything the oblivious trees and sky, the
witless moon
The author most likely uses the word oblivious to create a tone of
A. Humanity
B. Realism
C. Peacefulness
D. Indifference