Given the question: Pert (sidewheeler) - Pert was a sidewheel steamboat that operated in British Columbia on the Columbia River from 1887 to 1905 often carrying a lot of timber. Pert was also known as Alert Perty Papa P P Dog and City of Windermere at times. 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?
The answer is:
Mean Of Transportation