; (ii) for which not less than 20 percent of the children served by the agency are from families with incomes below the poverty line; or (iii) that is in the highest quartile of local educational agencies in the State, based on student poverty. (G) Historically underrepresented student The term historically underrepresented student means— (i) a student, or prospective student, at an institution of higher education who is at risk of educational failure or otherwise in need of special assistance and support; and (ii) may include an adult learner, working student, part-time student, student from a low-income background, student of color, Native youth, single parent (including a single pregnant woman), student who is a homeless child or youth, youth who is in, or has aged out of, the foster care system, first-generation college student, and student with a disability. (H) Student subgroup The term student subgroup means— (i) economically disadvantaged students; (ii) students from major racial and ethnic groups; (iii) children with disabilities, as defined in section 602 of the Individuals with Disabilities Education Act; and (iv) English learners, as defined in section 8101 of the Elementary and Secondary Education Act of 1965. .