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. Lexington-class aircraft carrier - The Lexington-class aircraft carriers were a pair of aircraft carriers built for the United States Navy (USN) during the 1920s. The ships were built on hulls originally laid down as battlecruisers after World War I but under the Washington Naval Treaty of 1922 all U.S. battleship and battlecruiser construction was cancelled. The Treaty however allowed two of the unfinished ships to be converted to carriers.
Answer:
Mean Of Transportation