Answer the following question: WAGR R class (diesel) - The R class are a class of diesel locomotives built by English Electric Rocklea for the Western Australian Government Railways between 1968 and 1972. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
Answer:
Mean Of Transportation