; and (2) take into account input from current and former foster youth who have experienced unintended pregnancies or parented as foster youth. (c) Application To be eligible for a grant under this section, a State shall submit an application to the Secretary describing the activities the State intends to carry out using grant funds consistent with the requirements of this section and providing an assurance that the State will cooperate fully with any evaluation provided for by the Secretary under this section. (d) Selection of grantees In awarding grants under this section, the Secretary shall ensure that the grants are distributed to a diversity of States based on region, population size, racial or ethnic minority representation, economic well-being, or other factors that may inform how the activities to be carried out using such grants address the needs of the country. No State may be awarded more than 25 percent of the amounts reserved under section 437(b)(4) for a fiscal year unless such reserved amounts for such fiscal year exceed $10,000,000. (e) Amount of grant The Secretary shall determine the amount of each grant to be made under this section on the basis of the scope of the activities to be carried out using the grant. (f) Evaluations The Secretary shall conduct evaluations of the activities carried out using each grant made under this section to build evidence of the effectiveness of the activities, with evidence ranging from emerging, to promising, and to best practice. The evaluations shall— (1) determine the lessons learned (including barriers to success) as a result of the activities carried out using all such grants; (2) include research designs that encourage innovation and reflect the nature of the activities undertaken, successful implementation efforts, and the needs of the communities, without prioritizing efficacy research over effectiveness research