Answer:
1b: Establish a precise absolute chronology for the Planet/Moon;
2d: Characterize the thermal state of the interior and elucidate the workings of the planetary heat engine;
3d: Quantify the local and regional complexity of the current crust;
5a: Determine the origin and variability of basalts; and
5d: Determine the flux of volcanism and its evolution through space and time
