CREATE TABLE table_70584 ("Year" FLOAT, "Team" TEXT, "Chassis" TEXT, "Engine" TEXT, "Rank" TEXT, "Points" FLOAT)

What team has 4 points and a Chassis of march 82/83c?
SELECT "Team" FROM table_70584 WHERE "Points" = '4' AND "Chassis" = 'march 82/83c'
SELECT "Team" FROM "table_70584" WHERE "Chassis" = 'march 82/83c' AND "Points" = '4'