The applications of AI includes

The question asks for applications of Artificial Intelligence. Gaming utilizes AI for non-player character behavior and procedural generation, making it a valid application. Expert Systems are a foundational branch of AI designed to emulate human decision-making capabilities in specific domains. Machine Learning and Deep Learning represent core methodologies that power modern AI applications across various industries. Since all listed options are recognized areas within the field of AI, selecting All of the above is logically sound.