The following lines of Percy Bysshe Shelley's "Ode to the West Wind" make use of this device: $"$If I were a dead leaf thou mightest bear $/$ If I were a swift cloud to fly with thee" $(43-44)$:

Select one:

a$.$ Onomatopoeia

b$.$ Metonymy

c$.$ Anaphora

d$.$ Allusion