; and (2) the respective populations of children served by the participating eligible local educational agencies who attend eligible schools. (c) Application An eligible local educational agency or eligible entity that desires to receive a subgrant under subsection (a) shall submit an application to the State educational agency at such time, in such manner, and accompanied by such information as the State educational agency may reasonably require, including— (1) a middle grade improvement plan described in subsection (d); and (2) a description of how activities described in such plan will be complementary to, and coordinated with, school improvement activities for elementary schools and secondary schools that serve the same students within the participating local educational agency. (d) Middle grades improvement plan An eligible local educational agency or eligible entity that desires to receive a subgrant under subsection (a) shall develop a comprehensive middle grades improvement plan for the middle grades that shall— (1) describe how activities described in such plan will be coordinated with activities specified in schoolwide program plans under section 1114 of the Elementary and Secondary Education Act of 1965 ( 20 U.S.C. 6314 ); (2) describe how the eligible local educational agency or eligible entity will— (A) identify eligible schools; (B) ensure that funds go to eligible schools with the highest percent of low-income students first, based on the eligible schools’ populations of children described in section 102(c)(1); (C) use funds to close achievement gaps and improve the academic achievement of all students, including English learners and students with disabilities, in eligible schools