In the context of Philip Kotler's Five Product Levels model, the air-conditioned comfortable seats, in-flight entertainment, and complimentary meals offered by a Nigerian airline beyond the core benefit of transportation represent which product level?

The augmented product includes additional features, services, or benefits that exceed customer expectations and differentiate the offering from competitors. The core product is the fundamental benefit (transportation); the expected product is the minimum attributes customers anticipate; and the potential product encompasses all future possible augmentations.