The correct answer is D. Allusion
Explanation
The allusion is a concept that is often used to link or refer to an object, situation, fact, action, history, among others. According to the above, the author uses the allusion when he states that "I have played the fox, now I must interpret the cat of the fable", referring to the animal characters of a fable counteracting it with their behavior. So, the correct answer is D. Allusion
