Ambrose Bierce belonged to which literary movement?

A. romanticism

B. realism

C. naturalism

D. neoclassicism

I think the correct answer from the choices listed above is option B. Ambrose Bierce belonged to the literary movement called realism. His genre is satire. He is famous of his works titled "Chickamauga", "An Occurrence at Owl Creek Bridge", "The Death of Halpin Frayser" and "The Moonlit Road".