Who wrote the episode with production code 2acx12?
CREATE TABLE table_28210383_1 (written_by VARCHAR, prod_code VARCHAR)
SELECT written_by FROM table_28210383_1 WHERE prod_code = "2ACX12"
### Context: CREATE TABLE table_28210383_1 (written_by VARCHAR, prod_code VARCHAR) ### Question: Who wrote the episode with production code 2acx12? ### Answer: SELECT written_by FROM table_28210383_1 WHERE prod_code = "2ACX12"