; (2) the projected total cost, including any past or projected changes in cost; (3) a description of the adequacy of current and expected training resources at each location associated with the distributed lay-down, including the ability to train against the full spectrum of threats from near-peer or peer threats any projected limitations due to political, environmental, or other limiting factors; (4) an assessment of political support for United States force presence from host countries and local communities and populations; (5) an analysis of growth potential for increased force size or training; and (6) an updated and detailed description of any military construction projects required to execute the distributed lay-down. (c) Certification Not later than 15 days after the completion of the review required by subsection (a), the Secretary of Defense shall submit to the congressional defense committees— (1) a certification that the Department of Defense will continue implementation of the distributed lay-down; or (2) a notification that the Department of Defense intends to seek revisions to the distributed lay-down in consultation with the Government of Japan. (d) Report Not later than 120 days after the completion of the review required by subsection (a), the Secretary of Defense shall provide the congressional defense committees a report on the results of the review, including— (1) a detailed description of any recommendations for revisions to the distributed lay-down such as alternative locations for basing in Alaska, Hawaii, the continental United States, Japan, and Oceania