; and (2) to fully eliminate tuition and required fees for eligible students, as described in section 787(a)(3), at public 4-year institutions of higher education in the State or at the Tribal College or University, if the Tribal College or University is a 4-year Tribal College or University. (b) Remaining funds Once tuition and required fees have been fully eliminated pursuant to subsection (a), a State or Tribal College or University that receives a grant under this subpart shall use any remaining grant funds to reduce the cost of attendance and increase the quality of instruction and student support services at public institutions of higher education in the State or at the Tribal College or University by carrying out any of the following: (1) Providing additional non-loan financial aid to students to help reduce unmet need, which may include need-based student financial aid or emergency financial aid grants to students attending a public institution of higher education in such State, or such Tribal College or University, for any component of such students’ cost of attendance. (2) Implementing evidence-based reforms or practices at public institutions of higher education in such State or at such Tribal College or University that are described in section 804 or that meet evidence tier 1 or evidence tier 2 (as defined in section 800) to improve the enrollment, retention, transfer, or completion rates or labor market outcomes among the students described in section 802(b). (3) Expanding academic course offerings and providing high-quality occupational skills training programs to students. (4) Increasing the number and percentage of tenure or tenure-track faculty. (5) Providing all faculty with professional supports to help students succeed, such as professional development opportunities, including providing— (A) culturally inclusive and identity-safe learning environments; (B) work spaces