Which three runway lighting systems are mentioned, and in what scenario are they typically used?

• A. High-Intensity Runway Lights (HIRL), Medium-Intensity Runway Lights (MIRL), Runway Centerline Lights; used during night or low-visibility operations.
• B. PAPI, REIL, MALSR; used for instrument approaches.
• C. VOR, DME, ILS; used for navigation.
• D. Lighting for daytime operations only: touchdown lights, runway edge lights, taxiway lights.

Answer: (A)