Which opportunities or challenges should be considered in the event that U.S. Combatant Commanders ask the DoD Security Cooperation and Acquisition communities for help in maintaining ATMV interoperability with U.S. forces into the future? (Select TWO that apply) {} Continuing DoD ATMV sustainment cost-sharing cooperation arrangements with allied/friendly nations that own and operate ATMV's even though the DoD no longer has ATMV's in its inventory nor funding in the program's budget to support them. {} Identifying viable Direct Commercial Sales upgrade and sustainment alternatives for allied/friendly nation ATMVs once the system is no longer in DoD inventory {} Working with the DoD Security Cooperation community to find ways to maintain a residual capability for ATMV interoperability management activities that only the DoD can perform {} Sharing allied/friendly nation ATMV upgrade costs through International Cooperative Program agreements even though the DoD no longer has ATMV's in its inventory