The correct answer to this open question is the following.
In which area is a commander seeking an answer when he/she asks: "What is required to accomplish that sequence of actions within given or requested resources?"
Answer: in the area of means.
We are talking about the Senior Enlisted Join Profession Military Education or SEJPME. In this course, you can learn about Joint Operations Fundamentals, Leadership in Joint Forces, or Joint Interagency Capabilities. The course is imparted by many military universities and it is a good option not only for people who aspire to enroll in the military but to civilians too.