CREATE TABLE table_24703 ("Series #" FLOAT, "Title" CLOB, "Directed by" CLOB, "Written by" CLOB, "Original air date" CLOB, "Prod. code" CLOB)

Who wore the episode with the production code of 1apx11?
SELECT "Written by" FROM table_24703 WHERE "Prod. code" = '1APX11'
SELECT "Written by" FROM "table_24703" WHERE "Prod. code" = '1APX11'