Given the question: Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Mercedes-Benz W142 - The Mercedes-Benz W 142 was a six-cylinder passenger car launched in February 1937 as a successor to the Mercedes-Benz Typ 290 (Mercedes-Benz W 18). The car was launched using the name Mercedes-Benz Typ 320 but is in retrospect commonly referred to using its Mercedes-Benz works number "W142" which gives a more unambiguously unique nomenclature.
The answer is:
Mean Of Transportation