; (5) provide programming and design assistance to the Commission for possible memorial exhibits, collections, or activities; (6) provide staff assistance and support to the Commission; (7) participate in the formulation of plans for the design of the memorial, to accept funds raised by the Commission for construction of the memorial, and to construct the memorial; (8) acquire from willing sellers the land or interests in land for the memorial site by donation, purchase with donated or appropriated funds, or exchange; and (9) to administer the memorial as a unit of the National Park System in accordance with this Act and with the laws generally applicable to units of the National Park System.