CREATE TABLE table_18270 ("District" CLOB, "Incumbent" CLOB, "Party" CLOB, "First elected" FLOAT, "Result" CLOB, "Candidates" CLOB)

Who is the candidate in election where the incumbent was first elected in 1980?
SELECT "Candidates" FROM table_18270 WHERE "First elected" = '1980'
SELECT "Candidates" FROM "table_18270" WHERE "First elected" = '1980'