<prompt> Tšweletša phetolelo e raraganego ya polelo ye Tikologo ya Appalachian e ile ya dula kudu lekgolong la bo-18 la nywaga ke Ulster Scots, batho bao ba ilego ba thopa Ulster kua Ireland nakong ya go Bjala Ulster.  <response>: Ke therešo gore phetolelo e raraganego kudu ya polelo ke e rego Lefelo la Appalachian le ile la dulwa kudu lekgolong la bo-18 la nywaga ke ma-Ireland a Scotch, ao bontši bja ona a tšwago mafelong a tlase a Scotland. 