SELECT "Staffel D" FROM table_43255 WHERE "Staffel E" = 'motor suhl' AND "Season" = '1983-84'
What is the Staffel D in the season 1983-84 with a Staffel E of Motor Suhl?
CREATE TABLE table_43255 (
    "Season" text,
    "Staffel A" text,
    "Staffel B" text,
    "Staffel C" text,
    "Staffel D" text,
    "Staffel E" text
)