The conservationist movement of the 19th century came up against the preservationist movement. what conflict did the preservationist have against acts such as yellowstone being set aside as a public park? a) preservationsits did not want land protected but preserved for the native inhabitants, usually native americans, for living purposes. b) preservationists wanted lands such as yellowstone to be left in pristine condition and not open to public use and economic opportunity. c) preservationists did not want lands such as yellowstone to be protected by law or the government and left open to all people for any use. d) preservationsits wanted lands such as yellowstone to be open for any development for public use, with all resources preserved for economic use.