; (2) the extent to which the program goals and objectives have changed over time since the establishment of the program, and the rationale for such changes; (3) the performance measurements NASA has established to oversee progress toward meeting the goals and objectives of the program; (4) the activities conducted and level of resources provided to date toward meeting the goals; (5) the basis for the resource requirements; (6) the extent to which NASA is using the results of the flight opportunities research activities to advance the agency’s strategic goals; (7) the challenges in achieving program objectives