Read the stanza from "A Poison Tree."

And into my garden stole
When the night had veiled the pole;
In the morning, glad, I see
My foe outstretched beneath the tree.

Which line of the excerpt contains a biblical allusion?
A. "My foe outstretched beneath the tree."
B. “And into my garden stole”
C. "In the morning, glad I see"
D. "When the night had veiled the pole;"