Q:Multnomah (sidewheeler 1851) - The Multnomah was one of the first steamboats to operate on the Willamette and Yamhill rivers. This vessel should not be confused with the Multnomah a steamboat built in Portland Oregon in 1885 which was larger and of a much different design. 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?
A:
Mean Of Transportation