Question: For which North American auto racing series launched by the Sports Car Club of America does Jack Baldwin drive a Porsche Cayman S?

Context paragraphs:
SCCA National Sports Car Championship: The SCCA National Sports Car Championship was a sports car racing series organized by the Sports Car Club of America from 1951 until 1964.  It was the first post-World War II sports car series organized in the United States.  An amateur championship, it was eventually replaced by the professional United States Road Racing Championship and the amateur American Road Race of Champions.

Salazar Racing: Salazar Racing is a Washington, D.C. based auto racing team currently competing in the One Lap of America, Sports Car Club of America (SCCA) Autocross, and National Auto Sport Association (NASA) GTS and Spec E30 racing series.

1976 SCCA/USAC Formula 5000 Championship: The 1976 SCCA/USAC Formula 5000 Championship was the tenth running of the Sports Car Club of America's premier open wheel racing series and the third to be co-sanctioned by the Sports Car Club of America (SCCA) and the United States Auto Club (USAC).

USAC Road Racing Championship: The USAC Road Racing Championship was a sports car racing series in the United States held from 1958 until 1962.  The series was organized by the United States Auto Club as a fully professional alternative to the Sports Car Club of America's SCCA National Sports Car Championship.

Level 5 Motorsports: Level 5 Motorsports was an American auto racing team founded by racing driver and technology entrepreneur Scott Tucker in 2006.  Level 5 Motorsports currently competes in the United SportsCar Championship and Ferrari Challenge, having won multiple American Le Mans Series championships and endurance races including the 24 Hours of Daytona, 12 Hours of Sebring and Petit Le Mans.  Level 5 Motorsports began with Tucker competing in the Sports Car Club of America and Ferrari Challenge Series.  In 2007, while continuing with SCCA and Ferrari Challenge, Tucker entered several events in the Rolex Sports Car Series and Koni Challenge Series with co-driver Ed Zabinski.  Tucker also competed in the IMSA GT3 Cup Challenge.

Pirelli World Challenge: The Pirelli World Challenge is a North American auto racing series launched in 1990 by the Sports Car Club of America.  It is managed by WC Vision since 2008, and is sanctioned by the United States Auto Club since 2017.

1974 SCCA/USAC Formula 5000 Championship: The 1974 SCCA/USAC Formula 5000 Championship was the eighth running of the Sports Car Club of America's premier open wheel racing series.  It was the first to be sanctioned jointly by the Sports Car Club of America (SCCA) and the United States Auto Club (USAC), and the first to be held under the "SCCA /USAC Formula 5000 Championship" name.  Sponsorship by the L&M cigarette brand was not carried forward from the 1973 championship.

Jack Baldwin (racing driver): Jack Baldwin (born May 31, 1948 in Marietta, Georgia) is a race car driver.  Jack Baldwin is a legend in road racing, with wins in every series that he has competed in, as well as victories at every major race track in the United States during his successful career that has spanned four decades.  Jack has won 5 professional Championships and over 30 major pro races that include one Daytona 24 Hour win and two 12 hours of Sebring wins.  Jack was invited twice to compete in the prestigious International Race of Champions (IROC) and has driven all types of race cars over the decades.  2013 was his 25th running of the Rolex 24 Hours at Daytona.  Baldwin currently drives a Porsche Cayman S for GTSport Racing in the Pirelli World Challenge and is the most successful Porsche Cayman S driver in the world with seven wins, over a dozen pole positions and twenty-plus podium finishes.

Vintage Sports Car Club of America: The Vintage Sports Car Club of America (VSCCA) is American auto racing club and sanctioning body focused on competition and sports cars made before 1959.  It was founded in 1958 and currently runs a year-round schedule of track, hillclimb, rally, and social events primarily on the East Coast.

International Motor Sports Association: The International Motor Sports Association (IMSA) is a North American auto racing sanctioning body based in Daytona Beach, Florida, United States of America.  It was started by John Bishop, a former executive director of SCCA (Sports Car Club of America), and his wife Peggy in 1969 with help from Bill France, Sr. of NASCAR.  Beginning in 2014, IMSA is the sanctioning body of the WeatherTech SportsCar Championship, the premier series resulting from the merger of Grand-Am Road Racing and the American Le Mans Series presented by Tequila Patrón.

Supporting paragraphs: Jack Baldwin (racing driver) Pirelli World Challenge
Answer: Pirelli World Challenge