The correct answer is A). A trend in literature marked by the shared assumptions, beliefs, and practices of a general time period.
A literary movement is when a group of authors shared ideas, assumptions, beliefs, and practices regarding content, style, philosophy, and culture. The time of a literary movement is related to a historical epoch.
Among the most notorious literary movements, we find Realism, The Enlightenment, Transcendentalism, Romanticism, Naturalism, Modernism and Existentialism.