Question: Which airport Rapid City Regional Airport and Chattanooga Metropolitan Airport is closer to its local city ?
Sentence (from "Chattanooga Metropolitan Airport"): Chattanooga Metropolitan Airport (IATA: CHA, ICAO: KCHA, FAA LID: CHA) , also known as Lovell Field, is a public airport located five miles (8 km) east of the central business district of Chattanooga, a city in Hamilton County, Tennessee, United States.
Relevant evidence: Yes