Q: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. AJS Model D - The AJS Model D is a British motorcycle made by A. J. Stevens & Co. Ltd in Wolverhampton between 1912 and 1925. With production halted by the First World War AJS managed to develop the Model D into a popular sidecar machine and it was eventually replaced by the larger capacity AJS Model E.
A:
Mean Of Transportation