; (H) a national or statewide nonprofit organization that has as its primary purpose the improvement of provision of comprehensive sex education through training and effective teaching of comprehensive sex education; or (I) a consortium of nonprofit organizations that has as its primary purpose the improvement of provision of comprehensive sex education through training and effective teaching of comprehensive sex education. (4) Application An eligible entity desiring a grant under this subsection shall submit an application to the Secretary at such time, in such manner, and containing such information as the Secretary may require, including an assurance to participate in the evaluation described in subsection (e). (5) Authorized activities (A) Required activity Each eligible entity receiving a grant under this section shall use grant funds for professional development and training of relevant faculty, school administrators, teachers, and staff, in order to increase effective teaching of comprehensive sex education students. (B) Permissible activities Each eligible entity receiving a grant under this section may use grant funds to— (i) provide research-based training of teachers for comprehensive sex education for adolescents as a means of broadening student knowledge about issues related to human development, healthy relationships, personal skills, and sexual behavior, including abstinence, sexual health, and society and culture; (ii) support the dissemination of information on effective practices and research findings concerning the teaching of comprehensive sex education; (iii) support research on— (I) effective comprehensive sex education teaching practices; and (II) the development of assessment instruments and strategies to document— (aa) student understanding of comprehensive sex education; and (bb) the effects of comprehensive sex education; (iv) convene national conferences on comprehensive sex education, in order to effectively train teachers in the provision of comprehensive sex education