; and (C) the potential for contributions from other countries and vetted non-state actor partners to establish and maintain one or more safe zones in Syria; and (3) assesses the potential effectiveness, risks, and operational requirements of the establishment and maintenance of a no-bombing zone over all or part of Syria, including— (A) the operational and legal requirements for United States and coalition air power to establish a no-bombing zone over all or part of Syria; (B) the impact a no-bombing zone over all or part of Syria would have on humanitarian and counterterrorism efforts in Syria and the surrounding region