Answer: allegory
Step-by-step explanation:
The correct answer is allegory. An allegory is any literary work (such as a novel, short story, or poem) that has a superficial meaning and also a deeper, symbolic meaning. The deeper meaning is usually related to religious or political issues. For example, Animal Farm, there you have a superficial story about animals and a deeper meaning about a political situation. According to the description Ana is reading an allegory.