; and (II) the juvenile shall not be held in any jail or lockup for adults, or permitted to have sight or sound contact with adult inmates, for more than 180 days, unless the court, in writing, determines there is good cause for an extension or the juvenile expressly waives this limitation; . (H) in paragraph (12)(A), by striking contact and inserting sight or sound contact ; (I) in paragraph (13), by striking contact each place it appears and inserting sight or sound contact ; (J) by striking paragraphs (22) and (27); (K) by redesignating paragraph (28) as paragraph (27); (L) by redesignating paragraphs (15) through (21) as paragraphs (16) through (22), respectively; (M) by inserting after paragraph (14) the following: (15) implement policy, practice, and system improvement strategies at the State, territorial, local, and tribal levels, as applicable, to identify and reduce racial and ethnic disparities among youth who come into contact with the juvenile justice system, without establishing or requiring numerical standards or quotas, by— (A) establishing or designating existing coordinating bodies, composed of juvenile justice stakeholders, (including representatives of the educational system) at the State, local, or tribal levels, to advise efforts by States, units of local government, and Indian tribes to reduce racial and ethnic disparities; (B) identifying and analyzing key decision points in State, local, or tribal juvenile justice systems to determine which points create racial and ethnic disparities among youth who come into contact with the juvenile justice system; and (C) developing and implementing a work plan that includes measurable objectives for policy, practice, or other system changes, based on the needs identified in the data collection and analysis under subparagraph (B); ; (N) in paragraph (15), as so redesignated— (i) by striking adequate system and inserting effective system ; (ii) by inserting lock-ups, after monitoring jails, ; (iii) by inserting and after detention facilities,