CREATE TABLE table_57650 ("CERCLIS ID" CLOB, "Name" CLOB, "County" CLOB, "Proposed" CLOB, "Listed" CLOB)

What date was proposed when the listed date was 12/16/1994 in the County of beaufort?
SELECT "Proposed" FROM table_57650 WHERE "Listed" = '12/16/1994' AND "County" = 'beaufort'
SELECT "Proposed" FROM "table_57650" WHERE "County" = 'beaufort' AND "Listed" = '12/16/1994'