What is the meter of this line from “Ode to the West Wind” by Percy Bysshe Shelley?

The wing | èd seeds | where they | lie cold | and low,
A.
trochaic pentameter (The foot has a stressed syllable followed by an unstressed syllable. This pattern repeats five times in the line.)
B.
trochaic tetrameter (The foot has a stressed syllable followed by an unstressed syllable. This pattern repeats four times in the line.)
C.
iambic tetrameter (The foot has an unstressed syllable followed by a stressed syllable. This pattern repeats four times in the line.)
D.
iambic pentameter (The foot has an unstressed syllable followed by a stressed syllable. This pattern repeats five times in the line.)