(c)
Grant authority and competitive selection process
The Administrator may make grants and enter into contracts with public or private agencies, organizations, or individuals and shall use a competitive process, established by rule by the Administrator, to carry out subsections (a) and (b) of this section.
(d)
Implementation of agreements
A Federal agency that makes an agreement under subsections (a)(1)(B) and (b)(2) of this section with the Administrator may carry out such agreement directly or by making grants to or contracts with public and private agencies, institutions, and organizations.