review Not less frequently than annually, the Secretary of Health and Human Services shall review the guidance developed under subsection (a) and make recommendations to the Secretary to ensure such guidance is in accordance with current evidence and best practices in child welfare, child development, and childhood trauma. (c) Requirement The guidance under subsection (a) shall incorporate the presumptions described in section 4. (d) Additional requirements (1) Evidence-based The guidance and training developed under this section shall incorporate evidence-based practices. (2) Training required (A) All agents and officers of designated agencies, upon hire, and annually thereafter, shall complete training on adherence to the guidance under this section. (B) All Chief Patrol Agents and Area Port Directors, upon hire, and annually thereafter, shall complete— (i) training on adherence to the guidance under this section