Additionally, research how Global Positioning Systems (GPS) technology is incorporated into the modern Air Traffic Control system and the types of navigational aids in use for air traffic management. Use credible sources on the internet for your research. Write a minimum of a 500-word essay covering the following: Summary of the development of navigation aid technology for aviation. Provide at least three significant milestones in IFR and VFR navigation aid technology. Explain your reasoning for why you choose each of the milestones. Discuss two navigational aid in use today for IFR navigation and instrument approach procedures, such as RNAV, ILS, VOR, GPS, etc. Explain how the navigational aids operate and how the technology is incorporated into the modern Air Traffic Control system. Explain the importance of navigational aid technology for traffic management and traffic flow into an airport.