; (B) the reduction of the risk to safety, estimated over a period of time, by implementing each recommendation; (C) the practicality and feasibility of achieving the reduction described in subparagraph (B); and (D) any alternate means of reducing the risk; (2) a detailed description of the extent to which the Board considers any prior, related investigation, safety recommendation, or other safety action when prioritizing and selecting recommendations; and (3) a description of the extent of coordination and consultation when prioritizing and selecting the recommendations. (c) Consultation The Board shall consult with the head of each relevant Federal department and agency in developing the methodology described in subsection (a). (d) GAO report Not later than 15 months after the date that the methodology report is published under subsection (a), the Comptroller General of the United States shall submit to the Committee on Commerce, Science, and Transportation of the Senate and the Committee on Transportation and Infrastructure of the House of Representatives a report examining the methodology used by the Board to prioritize and select safety recommendations for inclusion in the Most Wanted List, including the extent to which the Board— (1) utilized best practices and rigorous analysis to account for and prioritize the reduction of risk to safety; (2) accounted for and factored in practicality, feasibility, and alternative means of reducing risk