Nothing Gold Can Stay by Robert Frost

Nature’s first green is gold,
Her hardest hue to hold.
Her early leaf’s a flower;
But only so an hour.
Then leaf subsides to leaf.
So Eden sank to grief,
So Dawn goes down to day.
Nothing gold can stay.

A reader can accurately predict that this passage is
based upon its structure.

A. Informatiomal text
B. Drama
C. Fiction
D. Poetry