Question: Which company designed and built the DAF 46 for DAF?

Context paragraphs:
DAF Trucks: DAF Trucks NV is a Dutch truck manufacturing company and a division of Paccar.  Its headquarters and main plant are in Eindhoven.  Cabs and axle assemblies are produced at its Westerlo plant in Belgium.  Some of the truck models sold with the DAF brand are designed and built by Leyland Trucks at their Farington plant in Leyland near Preston, England.

DAF 44: The DAF 44 is a small family car that was introduced in September 1966 by the Dutch company DAF.  It was the first car to be built at the company's new plant at Born in Limburg.  Styled by Michelotti, it represented a cautious move upmarket for the company which hitherto had produced, for the passenger car market, only the smaller slower Daffodil model (subsequently rebadged as the DAF 33 to align with the form of nomenclature introduced with the 44).

Tabula (company): Tabula was a fabless semiconductor company based in Santa Clara, California.  Founded in 2003 by Steve Teig (ex-CTO of Cadence), it raised $215 million in venture funding.  The company designed and built three dimensional field programmable gate arrays (3-D FPGAs) and ranked third on the Wall Street Journal's annual "Next Big Thing" list in 2012.

Parker Manufacturing Company: Parker Manufacturing Company was a machine shop during World War II, a manufacturer of machine tools, a manufacturer/distributor of metal kitchen cabinets and sinks, and an industrial landlord, in Santa Monica, CA.  The company designed and manufactured a unique sheet-metal shear (a large machine tool for cutting sheet steel) and was able to provide delivery in only 30 days, when other manufacturers were taking two years to make deliveries due to wartime production backlogs.  It also designed and manufactured a unique sheet-metal press.  Regarded as the most versatile press ever built, the Multi-Max press performed multiple operations (which previously had required multiple machines) in a compact amount of production-line space which was unprecedented.

MDG Midgy-Club: The MDG Midgy-Club was a post war cabin biplane designed and built by Instruments de Precision M.D.G at Garches, France.  The company designed and built precision instruments and due to the close relationship with the aviation industry the company designed and built two aircraft, the first MDG LD.45 was a single-seat biplane.  The MDG LD-261 Midgy-Club was a follow-on design with an enclosed cabin with two seats arranged in tandem layout.  It was built in small numbers.

Don Mueang Tollway: Don Muang Tollway Public Company Limited (the Company) is the provider of tollway transport service for the section of Din Daeng District - Anusornsathan as a choice between Vibhavadi Rangsit Road (at grade road) and toll road for the people to travel along Bangkok Metropolis and its northern vicinity area and as the main road heading for the Upper Central Region, Northern Region, and Northeastern Region, with a total distance of 21.9 km.  The tollway service is operated under Tollway Concession Agreement in Respect of the Highway No. 31, Viphavadi - Rangsit Road, Din Daeng - Don Muang Section, made between the Department of Highways and the Company, to provide services to the people until September 11, 2034.  The concession is in BTO system (Build-Transfer-Operate), i.e., the Company designed and built the tollway with its own funds, and was awarded the concession right to manage the tollway, including toll collection, traffic management, and rescue work, while the ownership of the property has been transferred to the Department of Highways.  In its capacity as a party to the concession agreement and as the state, the Department of Highways has specified the toll rates and the timeframe for toll rate adjustment in the concession agreement and it is the duty of both parties to strictly comply with the terms and conditions of the agreement.  11 November 2000

DAF 46: The DAF 46 is a small family car that was manufactured by the Dutch company DAF.  It was introduced in November 1974 to replace the 44, although at the time it was announced that the two cars would be sold "alongside" one another, suggesting that there were still substantial stocks of the earlier model awaiting customers.

Caproni Ca.193: The Caproni Ca.193 was an Italian liaison and air-taxi aircraft that was offered to the Italian Air Force as an instrument flight trainer and to the Navy for liaison.  Design work started in 1945 and only the prototype was built.  It was the last aircraft the Caproni company designed and built in Milan.

Pennington County Courthouse: The Pennington County Courthouse, located at 301 St. Joseph Street in Rapid City, is the county courthouse serving Pennington County, South Dakota.  The courthouse has functioned as the seat of Pennington County government since it was built in 1922.  Architecture firm W.E. Halse and Company designed the building in the Beaux-Arts style.  The three-story building is built from Indiana limestone and has terra cotta trim.  The two-story front entrance is divided into sections by four pairs of Ionic columns; three large arched windows decorated with muntin and topped by keystones decorate the three main sections.  The entrance, located at what would be the bottom of the middle window, features iron grilles on its windows and transom and is topped by a cartouche.  A frieze with ornamental medallions and a dentillated cornice surround the building above its second story.

Austin Eldon Knowlton: Austin Eldon Knowlton (July 23, 1909 – June 25, 2003) was trained as an architect but spent most of his career in the construction industry.  His company designed, financed and built more than 160 college and university buildings on every major college campus in Ohio and more than 200 elementary and secondary school buildings.  His companies have also constructed more than 35 major hospitals and 43 United States Post Offices throughout the country.  In his lifetime, he designed more than 600 buildings.

Supporting paragraphs: DAF 46 DAF Trucks
Answer: Leyland Trucks