Question: The Charlottesville–Albemarle Airport and Rapid City Regional Airport are both what type of airport?

Context paragraphs:
South Dakota Wing Civil Air Patrol: South Dakota Wing Civil Air Patrol (abbreviated as SDWG) is the highest echelon of CAP in the state of South Dakota.  The wing headquarters is at the Rapid City Regional Airport in Rapid City, South Dakota.  SDWG reports to CAP's North Central Region, which in turn reports to CAP National Headquarters at Maxwell AFB, Alabama.

Coast Guard Air Station Elizabeth City: Coast Guard Air Station Elizabeth City is a United States Coast Guard Air Station co-located at Elizabeth City Regional Airport in Elizabeth City, North Carolina, along the Pasquotank River near the opening of the Albemarle Sound.  It is the largest and busiest Coast Guard air station in the U.S., operating missions as far away as Greenland, the Azores and the Caribbean.

Dubbo City Regional Airport: Dubbo City Regional Airport (IATA: DBO, ICAO: YSDU) , is a regional airport serving Dubbo, a city in the Australian state of New South Wales.  The airport is located 2 NM northwest of Dubbo and is operated by the Dubbo City Council.  It is also known as Dubbo Airport or Dubbo City Airport.

Rapid City Regional Airport: Rapid City Regional Airport (IATA: RAP, ICAO: KRAP, FAA LID: RAP) is a public use airport, nine miles southeast of Rapid City, in Pennington County, South Dakota.

Charlottesville, Virginia: Charlottesville, colloquially known as Cville by locals, is an independent city in the Commonwealth of Virginia.  As of the 2010 census, 48,210 people lived within the city limits.  It is the county seat of Albemarle County, which surrounds the city, though the two are separate legal entities.  This means a Charlottesville resident will list the City of Charlottesville as both their county and city on official paperwork.  It is named after the British Queen Charlotte of Mecklenburg-Strelitz.  The Bureau of Economic Analysis combines the City of Charlottesville with the County of Albemarle for statistical purposes, bringing its steadily growing population to approximately 150,000.  Charlottesville is the heart of the Charlottesville metropolitan area, which includes Albemarle, Fluvanna, Greene and Nelson counties.

Elizabeth City Regional Airport: Elizabeth City Regional Airport (IATA: ECG, ICAO: KECG, FAA LID: ECG) is a joint civil-military public and military use airport located three nautical miles (6 km) southeast of the central business district of Elizabeth City, in Pasquotank County, North Carolina, United States.  The airport, on the shore of the Pasquotank River, is also known as Elizabeth City-Pasquotank County Regional Airport or ECG Regional Airport.  It is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a "general aviation" facility.

Charlottesville–Albemarle Airport: Charlottesville–Albemarle Airport (IATA: CHO, ICAO: KCHO, FAA LID: CHO) is a public use airport located 7 NM north of Charlottesville, in Albemarle County, Virginia, United States.  It has operated commercial flights since 1955 and serves the Charlottesville/Albemarle region and surrounding counties with daily non-stop flights to six major cities on three different airlines' subsidiares.  CHO underwent major construction in summer 2006 as well as an 800-foot runway expansion that began in summer 2010 and was completed in December 2012.

KHME: KHME, virtual channel 23 (VHF digital channel 2), is an MeTV-affiliated television station licensed to Rapid City, South Dakota, United States.  The station is owned by Legacy Broadcasting.  KHME's transmitter is located in Rapid City; its studios are located on St. Joseph Street in downtown Rapid City.

List of mayors of Rapid City, South Dakota: Rapid City, South Dakota was founded in 1876 and was run by a village board of trustees until 1882, when John Richard Brennan, a member of the board and cofounder of the city, was chosen as mayor.  Two months after the city was incorporated, Fred E. Stearns was elected mayor.  The first form of elected government was mayor–council with an elected strong mayor.  From 1910 to 1922, a city commission government was used.  Later that year, the system of government was changed to council–manager.  Rapid City returned to a mayor–council government in 1957.  The Rapid City Council chose to extend the mayoral term to four years in 2015, but the change will not occur until 2019.  There is no term limit.  The annual mayoral salary is $95,406.

Rapid Valley, South Dakota: Rapid Valley is a census-designated place (CDP) and unincorporated community in Pennington County, South Dakota, United States, and a suburb of Rapid City.  The population was 8,260 at the 2010 census.  Rapid Valley has been a retreat for people living in Rapid City due to its low crime, cheap land, and views of the Black Hills.  Rapid Valley is home to many industrial and financial businesses, and is the headquarters for many corporations specializing in transport and engineering.  The Rapid City Regional Airport is located in Rapid Valley.

Supporting paragraphs: Charlottesville–Albemarle Airport Rapid City Regional Airport
Answer: public use