The Cierva C.40 was a British autogyro designed by G.B.L. Ellis Otto Reder and J.A.J Bennett and assembled by the British Aircraft Manufacturing Company at London Air Park Hanworth. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
A:
Mean Of Transportation