USS Two Sisters (1856) -  USS Two Sisters (1856) was a small 54-ton captured Confederate schooner acquired by the Union Navy from the prize court during the American Civil War.Two Sisters was put into service as a gunboat and when required as a ship's tender by the Union Navy to patrol navigable waterways of the Confederacy to prevent the South from trading with other countries. 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