Air VIA -  Air VIA Bulgarian Airways is a charter airline with its head office in Sofia Bulgaria operating charter flights on behalf of the largest European tour operators most of them from a broad range of European destinations into Varna Airport and Burgas Airport as well wet lease subservices. 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?
Company

Amy Carter (Georgia politician) -  Amy Carter is a Republican member of the Georgia House of Representatives representing the 175th district since 2007. Her district includes part of Lowndes County primarily the city of Valdosta.Carter bears no relation to former President Jimmy Carter who has a daughter of the same name. Her legislative district is about 120 miles (190 km) south of President Carter's hometown of Plains. 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?
Office Holder

New South Wales Z18 class locomotive -  The 18 class (formally R.285 class) was a class of 0-6-0T wheel arrangement steam locomotive built by Vulcan Foundry for the New South Wales Government Railways of Australia. 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?

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Mean Of Transportation