operations management help pls

Which of the following are typically changed in medium-range planning? Check all that apply. A) Job assignments B) Machine loading C) Job sequencing D) Work schedules E) Capacity F) Work system design G) Layout H) Finished goods inventory D) Work schedules E) Capacity F) Work system design G) Layout H) Finished goods inventory I) Backorders J) Output K) Facility location L) Employment