Question: The British car club operator City Car Club was acquired by the American company headquartered in what city?

Context paragraphs:
Columbia House: The Columbia House brand was introduced in the early 1970s by the Columbia Records division of CBS, Inc. as an umbrella for its mail-order music clubs, the primary incarnation of which was the Columbia Record Club, established in 1955.  It had a significant market presence in the 1980s and early 1990s.  In 2005, longtime competitor BMG Direct Marketing, Inc. (formerly the RCA Music Service or RCA Victor Record Club) purchased Columbia House and consolidated operations.  In 2008, the company (as well as book club operator Bookspan) was acquired by private investment group Najafi Companies, and its name was changed to Direct Brands, Inc.

Enterprise Rent-A-Car: Enterprise Rent-A-Car is an American car rental company headquartered in Clayton, Missouri, United States in Greater St. Louis.  In addition to car rental, Enterprise also oversees commercial fleet management, used car sales, and commercial truck rental operations.

Sonoma Raceway: Sonoma Raceway, formerly Sears Point Raceway and Infineon Raceway is a 2.52 mi road course and drag strip located on the landform known as Sears Point in the southern Sonoma Mountains in Sonoma, California, USA.  The road course features 12 turns on a hilly course with 160 feet of total elevation change.  It is host to one of only two Monster Energy NASCAR Cup Series races each year that are run on road courses (the other being Watkins Glen International in Watkins Glen, New York).  It is also host to the Verizon IndyCar Series, the NHRA Mello Yello Drag Racing Series, and several other auto races and motorcycle races such as the American Federation of Motorcyclists series.  Sonoma Raceway continues to host amateur, or club racing events which may or may not be open to the general public.  The largest such car club is the Sports Car Club of America.

1975 SCCA/USAC Formula 5000 Championship: The 1975 SCCA/USAC Formula 5000 Championship was the ninth running of the Sports Car Club of America's professional open wheel automobile racing series and the second to be sanctioned jointly by the Sports Car Club of America and the United States Automobile Club.  The championship was open to cars complying with the SCCA's 5 litre (305 cid) American stock block engine specifications and to cars complying with the USAC's 161 cid turbocharged, 255 cid DOHC or 320 cid stock block engine regulations.

Streetcar (carsharing): Streetcar was the largest carsharing/car club company in the United Kingdom, established in 2004, which merged with the American company Zipcar in 2010, following a period of investment by Smedvig Capital. <ref name="Streetcar/Zipcar Merger Press Release">Zipcar Acquires Streetcar, expanding world's largest car sharing service, in April 21, 2010</ref>

Charles Moran (racing driver): Charles Moran Jr. (May 27, 1906 in New York City – June 7, 1978 in Teasdale, Utah) was an American racecar driver and managing partner of Francis I. DuPont, brokerage firm.  He was born in New York City, son of Charles Moran, naval historian, and Martha Adams.  He attended St. George's School in Newport, R.I., and Princeton University.  He graduated from Columbia University.  In 1928, driving a Rallye, he finished 4th in the 24-hour race at Baldoux, the Bol d'Or, driving the full 24 hours without relief.  For the next year and a half he campaigned this car in Spa, San Sebastien, Madrid, Geisberg.  He was the first American to race at LeMans in 1929, in a DuPont, with co-driver Alfredo Luis Miranda; he raced the same car at Indianapolis in 1930 with George Reed in the mechanics seat.  In 1932 he gave up racing, joined DuPont Motors as an engineer, and then moved to a related enterprise, the brokerage firm of Francis I. DuPont, where he became managing partner in the 1950s.  In 1935 he married Josephine Taylor; they had two children, Charles Moran III(1936) and David Taylor Moran(1940).  Charles Moran Jr. served in the O.S.S.in England and France in 1944-5.  In 1949 he resumed racing, this time in sports cars (Bugatti, MGs, Cunninghams, A. C. Bristol, Lotus, Ferrari) in SCCA events and again at Le Mans, with his Ferrari 212 (1951, finishing 16th, 1952 DNF) and with his Cunningham C4Rx coupe, co-driver John Gordon Bennett (1953, finishing 10th).  He became Secretary of the Sports Car Club of America in 1952-3 and President in 1954-5.  He was a member of the Commission International Sportive and the American representative at the Federation Internationale d'Automobile.  He chaired the Board of Trustees at St. George's School 1958-62.

City Car Club: City Car Club, now Enterprise Car Club, is a British car club operator.  Established in 2000 and with around 840 vehicles, it is the oldest and one of the largest car clubs operating at a national scale in the country.  In April 2015 City Car Club was acquired by Enterprise Rent-A-Car, and was renamed Enterprise Car Club.

Cupid Car Club: Cupid Car Club, also known as Cupid Car Club M.P., was a short-lived American post-hardcore band consisting of Ian Svenonius on vocals, James Canty on drums, Steve Gamboa on guitar (all of which were previously members of Nation of Ulysses and later went on to form The Make-Up), and Kim Thompson (of The Delta 72) on bass and vocals.

Blackbushe Airport: Blackbushe Airport (IATA: BBS, ICAO: EGLK) is an operational general aviation airport in the civil parish of Yateley in the north-east corner of the English county of Hampshire.  The facility comprises an airfield, much reduced in size since its heyday, a British Car Auctions site, a kart track owned by Camberley Kart Club, and a small business park.  Blackbushe Sunday Market was held on the car auction site but British Car Auctions confirmed on 5 May 2015 that the market will no longer take place due to a decline in trade.

Al Hofmann: Al Hofmann (November 28, 1947 – March 20, 2008) was an American dragracer and drag car owner in the funny car division from Umatilla, Florida.  He raced in the National Hot Rod Association.  He was the second of only two funny cars to join the 300 MPH club 301.10 (Feb 19, 1994) and the thirteenth overall.  Hofmann was also the third member of the four second funny car club 4.992 (May 19, 1995 )

Supporting paragraphs: City Car Club Enterprise Rent-A-Car
Answer: Clayton, Missouri