Which one o f the following organizations would conduct testing on the flight controls of a fighter aircraft to ensure it will meet the critical technical parameters derived fro the CDD?

The organization typically responsible for conducting testing on the flight controls of a fighter aircraft to ensure it meets critical technical parameters derived from the Capability Development Document (CDD) would be the U.S. Department of Defense (DoD), particularly through its defense acquisition agencies like the Defense Contract Management Agency (DCMA) or the relevant military service's test and evaluation command. Additionally, the contractor or manufacturer of the aircraft may also conduct these tests as part of the development and validation process.