Which correctly shows where a comma is needed in the sentence? A. Neither light nor moisture, is good for food preservation so most food products are packaged immediately after they are processed. B. Neither light nor moisture is good for food preservation, so most food products are packaged immediately after they are processed. C. Neither light nor moisture is good for food preservation so most food products are packaged, immediately after they are processed. D. Neither light nor moisture is good, for food preservation so most food products are packaged immediately after they are processed.