(C) utilization of the job development and placement services of
(i) programs under the Rehabilitation Act of 1973,
(ii) the State employment service and the Veterans Employment Service of the Department of Labor,
(iii) the Office of Personnel Management,
(iv) any other public or
nonprofit">
nonprofit organization having placement services available, and
(v) any for-profit entity in a case in which the Secretary has determined that services necessary to provide such assistance are available from such entity and that comparably effective services are not available, or cannot be obtained cost-effectively, from the entities described in subclauses (i) through (iv) of this clause.