the care of the child, whether adoption subsidy payments are being made prior to the finalization of an adoption, or whether there is Federal matching of any payments that are made. (iv) Status as a neglected, delinquent, or at-risk student, as described in part D of title I of the Elementary and Secondary Education Act of 1965 ( 20 U.S.C. 6421 et seq. ). (v) Students from different grade levels. (B) Exception The requirement under subparagraph (A) to examine the impact on a specific subgroup of students shall not be required in the case in which the number of students in a subgroup is insufficient to yield statistically reliable information or the results would reveal personally identifiable information about an individual student. (4) National representation The longitudinal component authorized under paragraph (1) shall be nationally representative and include different geographic areas, including rural and urban localities. (b) Privacy laws In carrying out this section, the Secretary of Education, in coordination with the heads of other relevant Federal agencies, shall act in accordance with section 444 of the General Education Provisions Act ( 20 U.S.C. 1232g , commonly known as the Family Educational Rights and Privacy Act of 1974 ). (c) Release of summary of findings Not later than 1 year after the end of the data collection under the longitudinal component authorized under subsection (a)(1), the Secretary of Education shall release a preliminary summary of findings from the longitudinal component to the public.