CREATE TABLE table_18610 ("District" TEXT, "Incumbent" TEXT, "Party" TEXT, "First elected" FLOAT, "Result" TEXT, "Candidates" TEXT)

What is the candidate for south carolina 3?
SELECT "Candidates" FROM table_18610 WHERE "District" = 'South Carolina 3'
SELECT "Candidates" FROM "table_18610" WHERE "District" = 'South Carolina 3'