(a) The commission may solicit and receive donations of land for public purposes and may refuse donations of land not acceptable for public purposes.
(b) If title to a site has vested in the commission and if ownership of the site is no longer in the best interest of the commission, the commission may transfer the title:
(1) to another state commission, department, or institution requesting the site;
(2) to the donor of the land if the donor requests the return of the site;
(3) to the United States if it has undertaken the development of the site for public purposes;
(4) to the grantor if the deed to the commission contains a reversion clause providing that title reverts to the grantor when the site is not used for the purposes for which it was acquired; or
(5) to any legally authorized entity if the property is to be used for public purposes.