Influence is the action someone or something has on something else, namely, power, control or authority. When one thing is said to be an influence on others, it means that it is a model or that it interferes with the way other things work, for example.
When we say that mythical literature has influenced contemporary literature, we are saying that mythical literature served as a model for the creation of scenarios, graphs, characters and narratives of contemporary literature. With this, we can say that to explore the influence or effect of mythical literature on contemporary literature, a ready should identify the main characters, configurations and graphics.
The correct answer is "influence." To explore the influence, or effect of mythical literature on contemporary literature, a reader should identify key characters, settings, and plots.
