; (ii) in the case of an eligible local educational agency for which all targeted schools have class sizes at or less than the levels established by the local educational agency in the plan submitted under subsection (b)(2), obtaining additional space, or renovating school buildings, to provide more classroom space, except that not more than 15 percent of the funds provided under the grant may be used for this purpose; and (iii) in the case of an eligible local educational agency for which all targeted schools have class sizes at or less than the levels established by the local educational agency in the plan submitted under subsection (b)(2), providing professional development for teachers of the early elementary grades at targeted schools, except that not more than 15 percent of the funds provided under the grant may be used for this purpose. (B) Highest need In carrying out activities under the grant, the eligible local educational agency shall first prioritize targeted schools that serve the highest percentage of students from families with incomes below the poverty line and then prioritize schools with the highest average class sizes in the early elementary grades. (e) Reporting (1) Annual Reports by eligible local educational agencies Each eligible local educational agency receiving a grant under this section shall prepare and submit to the Secretary an annual report that includes an evaluation of the activities carried out under grant, including an evaluation of— (A) the progress of the eligible local educational agency in reducing class size in the early elementary grades at the targeted schools served by the local educational agency; (B) student academic achievement, which may include locally developed assessments, in the early elementary grades of the targeted schools receiving support through the local educational agency under the grant where pre- and post-assessment data is available