Which team that was promoted to Primera División in the 1985–86 Segunda División is based in Palma, in the Balearic Islands?
RCD Mallorca Real Club Deportivo Mallorca, S.A.D. (] , Catalan: "Reial Club Deportiu Mallorca" ] ) is a Spanish football team based in Palma, in the Balearic Islands. Founded on 5 March 1916 it currently plays in Segunda División B – Group 3, holding home games at the Iberostar Stadium.
1979–80 Segunda División B The 1979–80 Segunda División B was the 3rd season of Segunda División B, the third highest level of the Spanish football league system, since its establishment in 1977. First and 2nd in each group were promoted to Segunda División, and the bottom four were relegated to the Tercera División.