challenge: What was the organizational structure of the units that are now part of the 7th Wing in Israel before its establishment?
  
  A. They were directly subordinated to the Air Force Headquarters
  B. They were part of the Attack Department at the Air Force Headquarters
  C. They were subordinated to the various air force bases and received professional direction from the Special Air Forces Command
  D. They were part of the Integrated Training Branch at the corps headquarters
  Answer: 