Which section of the NEC covers the general requirements for electrical installations?

The correct choice is Article 90, as it outlines the general requirements and purpose of the National Electrical Code (NEC). This article establishes the scope and applicability of the NEC, indicating that it governs the safe installation of electrical wiring and equipment. Article 90 also explains the intent of the code, which is to provide a framework for protecting people and property from electrical hazards.

This foundational article serves as a guide for the interpretation and application of the other articles within the NEC, ensuring that all electrical installations adhere to safe practices and standards. By understanding the general requirements stated in Article 90, electricians and installers are better equipped to ensure compliance with the code during their work.