Final answer:
Frankenstein closely compares to modern gothic literature but also displays elements of mystery tales, epistolary form, and naturalism.
Step-by-step explanation:
Mary Shelley's Frankenstein is often compared to modern gothic tales, but it also contains elements of other genres. Considering LibreTexts references to various genres, Frankenstein shares characteristics with the mystery tale, which incorporates monsters, occult forces, and magic, similar to works by Edgar Allan Poe. Additionally, Frankenstein can be associated with the epistolary form, as the novel is told through a series of letters and journal entries. Frankenstein reflects on the inner life and experiences of characters, drawing parallels with modernist literature focused on the psychological depths of its protagonists. The novel also delves into themes of naturalism, highlighting the influence of heredity and environment on human behavior. Hence, while Frankenstein is most widely recognized as a gothic novel, it also resonates with elements of mystery, epistolary and naturalistic writing styles of modern literature.