Which among the following is an incomplete poem by P.B. Shelley?

Correct option is C

"Queen Mab" is an incomplete poem by Percy Bysshe Shelley, written in 1813. It is a philosophical poem that explores themes of atheism, anarchism, and free love.
Shelley worked on the poem for several years, but he never completed it. He died in 1822 at the age of 29.
The other three poems are all complete poems by Shelley:
• "Ode to the West Wind" was written in 1819. It is a powerful and passionate poem that addresses the west wind as a symbol of revolutionary change.
• "Alastor" was written in 1815. It is a narrative poem about a poet who is alienated from society and who ultimately dies in pursuit of an ideal love.
• "Adonais" was written in 1821. It is a pastoral elegy for John Keats, who died in 1821.