Which idea is expressed in this excerpt from "Anecdote of the Jar" by Wallace Stevens? The wilderness rose up to it,
And sprawled around, no longer wild.
The jar was round upon the ground
And tall and of a port in air.

A.
Humans positively contribute to nature by placing the jar on the hill.
B.
The jar, when placed on the hill, completes nature's balance.
C.
Nature is not able to flourish because the jar is on the hill.
D.
The jar is the main reason for nature's richness and well-being.