; (2) authorize the use of energy security, cost of backup power, and energy resilience as factors in the cost-benefit analysis for procurement of operational equipment; and (3) in selecting equipment that will use operational energy, give favorable consideration to the acquisition of equipment that enhances energy security, energy resilience, energy conservation, and reduces logistical vulnerabilities. ; and (3) in subsection (c), as redesignated by subparagraph (A)— (A) in the subsection heading, by striking Alternative fuel activities and inserting Functions of the Assistant Secretary of Defense for Energy, Installations, and Environment ; (B) by striking heads of the military departments and the Assistant Secretary of Defense for Research and Engineering and inserting heads of the appropriate Department of Defense components ; (C) in paragraph (1), by striking lead the alternative fuels activities and inserting oversee the operational energy activities ; (D) in paragraph (2), by striking regarding the development of alternative fuels by the military departments and the Office of the Secretary of Defense and inserting regarding the policies and investments that affect the use of operational energy across the Department of Defense ; (E) in paragraph (3), by striking prescribe policy to streamline the investments in alternative fuel activities across the Department of Defense and inserting recommend to the Secretary policy to improve warfighting capability through energy security and energy resilience ; and (F) in paragraph (5), by striking subsection (c)(4) and inserting subsection (e)(4) . (b) Conforming amendments (1) Section 2925(b)(1) of title 10, United States Code, is amended by striking section 2926(b) and inserting section 2926(d) . (2) Section 1061(c)(55) of the National Defense Authorization Act for Fiscal Year 2017 ( Public Law 114–328