This document includes questions and answers that pertain to the ARPA-E Funding Opportunity Announcement (FOA) entitled "Solicitation on Topics Informing New Program Areas DE-FOA-0001953 TOPIC D - Diagnostic Resource Teams to Support the Validation of Potentially Transformative Fusion‐Energy Concepts".  The full solicitation on Topics Informing New Program Areas FOA and additional information can be found on the ARPA-E Funding Opportunity Exchange website (https://arpa-e-foa.energy.gov).