Question: Westport Airport, in the district of Wichita, is in the Class C airspace of which neighbouring airport which is the largest and busiest in the state of Kansas?

full_context: Document 1: Westport Airport (Kansas): Westport Airport (FAA LID: 71K) is a privately owned, public use airport located three nautical miles (6 km) southwest of the central business district of Wichita, a city in Sedgwick County, Kansas, United States—and is in the Class C airspace of neighboring Wichita Dwight D. Eisenhower National Airport.
Document 2: Westport Airport (Washington): Westport Airport (FAA LID: 14S) is a city owned, public use airport located one nautical mile (2 km) north of the central business district of Westport, a city in Grays Harbor County, Washington, United States.
Document 3: Denver International Airport: Denver International Airport (DEN), (IATA: DEN, ICAO: KDEN, FAA LID: DEN) , is an airport in Denver, Colorado, United States. At 33,531 acres (52.4 sq mi), it is the largest airport in the United States by total land area. Runway 16R/34L, with a length of 16000 ft , is the longest public use runway in the United States. As of 2016, DEN was the 18th busiest airport in the world and the sixth busiest in the United States by passenger traffic with over 58 million passengers. It also has the third largest domestic connection network in the country. s of 2017 , the airport features 135 gates spread out over three detached, yet internally connected, linear concourses (A, B & C).
Document 4: Wichita Dwight D. Eisenhower National Airport: Wichita Dwight D. Eisenhower National Airport (IATA: ICT, ICAO: KICT, FAA LID: ICT) is a commercial airport located about 7 mi west of downtown Wichita, Kansas, United States. It is the largest and busiest airport in the state of Kansas. ICT covers 3,248 acres (1,314 ha).
Document 5: Phoenix Sky Harbor International Airport: Phoenix Sky Harbor International Airport (IATA: PHX, ICAO: KPHX, FAA LID: PHX) is a civil-military public airport 3 mi southeast of downtown Phoenix, in Maricopa County, Arizona, United States. It is Arizona's largest and busiest airport, and among the largest commercial airports in the United States. PHX covers 3,400 acres (1,376 ha).
Document 6: Osage City Municipal Airport: Osage City Municipal Airport (FAA LID: 53K) is a city-owned public-use airport located one nautical mile (1.6 km) east of the central business district of Osage City, a city in Osage County, Kansas, United States.
Document 7: W. K. Kellogg Airport: W. K. Kellogg Airport (IATA: BTL, ICAO: KBTL, FAA LID: BTL) is a city owned, public use, joint civil-military airport located three nautical miles (6 km) west of the central business district of Battle Creek, a city in Calhoun County, Michigan, United States. The airport is accessible by road from Helmer Road, and is located near I-94. It is included in the Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2017–2021, in which it is categorized as a regional general aviation facility. It is also known as W. K. Kellogg Regional Airport.
Document 8: Seattle–Tacoma International Airport: Seattle–Tacoma International Airport (IATA: SEA, ICAO: KSEA, FAA LID: SEA) , also referred to as Sea–Tac Airport or Sea–Tac ( ), is the primary commercial airport serving the Seattle metropolitan area in the U.S. state of Washington. It is located in the city of SeaTac, approximately 13 mi south of Downtown Seattle. The airport, the largest in the Pacific Northwest region of North America, is owned and operated by the Port of Seattle.
Document 9: Indianapolis International Airport: Indianapolis International Airport (IATA: IND, ICAO: KIND, FAA LID: IND) is a public airport seven miles (11 km) southwest of downtown Indianapolis, in Marion County, Indiana, United States. It is owned and operated by the Indianapolis Airport Authority. The airport is the largest in Indiana, occupying about 7700 acre in Wayne and Decatur townships of Marion County, all within the city of Indianapolis. It is near interstate highways I-65, I-69, I-70 and I-74, all of which connect to the city's I-465 beltway. The passenger terminal was the first designed and built in the United States after the September 11, 2001 attacks. The airport is also home to a FedEx Express hub, the company's second-largest after the SuperHub at Memphis International Airport. Opened in 1988, the hub has been expanded three times.
Document 10: Wichita Falls Municipal Airport: Wichita Falls Regional Airport (IATA: KSPS, ICAO: SPS) is a public and military use airport located 5 nmi north of the central business district of Wichita Falls in Wichita County, Texas, United States. It is joint use in that its runways and taxiways are shared with Sheppard Air Force Base. It is mostly used for military aviation due to the air force base located on site, but is also served by American Eagle with service to Dallas-Fort Worth International Airport.
Document 11: McConnell Air Force Base: McConnell Air Force Base (IATA: IAB, ICAO: KIAB, FAA LID: IAB) is a United States Air Force base located four miles (6 km) southeast of the central business district of Wichita, a city in Sedgwick County, Kansas, United States. The base was named in honor of Wichita brothers Fred and Thomas McConnell, both Air Force pilots and World War II veterans. It is the home of Air Mobility Command's 22d Air Refueling Wing (22 ARW), Air Force Reserve Command's 931st Air Refueling Wing (931 ARW), and the Kansas Air National Guard's 184th Intelligence Wing (184 IW).
Document 12: Westport Airport (Oklahoma): Westport Airport (FAA LID: 4F1) is a town-owned, public-use airport located two nautical miles (4 km) east of the central business district of Westport, a town in Pawnee County, Oklahoma, United States.
Document 13: Westport Airport (New Zealand): Westport Airport is an airport in Kawatiri, Westport, New Zealand (IATA: WSZ, ICAO: NZWS) .
Document 14: Fort Worth Spinks Airport: Fort Worth Spinks Airport (ICAO: KFWS, FAA LID: FWS) is a city owned, public use airport located 14 nautical miles (26 km) south of the central business district of Fort Worth, in Tarrant County, Texas, United States. It is the newest of the three airports that are owned by the City of Fort Worth and it serves the cities of Fort Worth, Burleson, and Mansfield. The airport is located at the intersection of Interstate 35W and HWY 1187 and serves as a reliever airport for Fort Worth Meacham International Airport and Dallas-Fort Worth International Airport. It was one of few airports in the country to have Class E airspace and a control tower. However, its airspace now has Class D designation.
Document 15: Westerly State Airport: Westerly State Airport (IATA: KWST, ICAO: WST) is a public use airport in Washington County, Rhode Island, United States. It serves the town of Westerly and is located two nautical miles (4 km) southeast of its central business district. It is primarily a general aviation airport, but there is also scheduled airline service to Block Island provided by New England Airlines.
ground_truth: Wichita Dwight D. Eisenhower National Airport