The correct answer is A. Imaginary.
Fiction is a type of literature that is not based on real events or people. It is often used to explore different ideas and possibilities. Fiction can be written in a variety of genres, including novels, short stories, plays, and poems.
Option B, tamed, is incorrect because fiction is not necessarily tame. It can be about anything, including dark and disturbing topics.
Option C, novel, is incorrect because fiction is not necessarily a novel. It can be any type of literary work that is not based on real events or people.
Option D, wildness, is incorrect because fiction is not necessarily wild. It can be about anything, including tame and ordinary topics.