In accordance with this subchapter, the Secretary shall establish a Rural Business Investment Program, under which the Secretary may—

(1) enter into participation agreements with companies granted final approval under section 2009cc-3(e) of this title for the purposes set forth in section 2009cc-1 of this title;

(2) guarantee the debentures issued by rural business investment companies as provided in section 2009cc-4 of this title; and

(3) make grants to rural business investment companies, and to other entities, under section 2009cc-7 of this title.