Please answer the following question: Leon (Greek: Lion) served in the Hellenic Royal Navy from 19121941.The ship along with her three sister ships of Wild Beast-class destroyers Aetos Ierax and Panthir was ordered from England. They were purchased ready for delivery each for the sum of 148000 from the English shipyards Cammell Laird in Birkenhead when the Balkan Wars seemed likely. 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