The correct answer is: C. a small talking frog
Fantasy fiction refers to a genre in literature in which fantastic, unreal elements are used in the plot. It creates scenarios that challenge our perception of reality, breaking the physic and nature rules. It often recurs to magic or witchcraft and takes place in another dimension of this world. Medieval elements as clothing, architecture, language or technology are common, as well as mythical creatures or talking animals, and witches or sorcerers. We can see that a small talking frog fits perfectly in this type of literature, everyone has heard of the story of the frog that is kissed and becomes a prince.