; (CC) provide opportunities for employment or job training in site rehabilitation or operations; (DD) engage and empower underserved communities and youth; and (EE) take advantage of coordination among various levels of government; and (ii) $6,000,000,000 for Construction and Major Maintenance , to remain available through September 30, 2023, subject to the conditions that the Secretary shall prioritize the use of those amounts to carry out authorized activities to— (I) provide stewardship for existing system roads and trails; (II) improve water quality; (III) improve, maintain, or restore infrastructure for the passage of fish and wildlife; (IV) improve visitor services