Each application submitted under paragraph (1) shall contain such information as is necessary to demonstrate that
(B) if the applicant is a current or prospective teacher applying for a grant to obtain a graduate degree
(i) the applicant is a teacher or a retiree from another occupation with expertise in a field in which there is a shortage of teachers, such as mathematics, science, special education, English language acquisition, or another high-need subject; or
(ii) the applicant is or was a teacher who is using high-quality alternative certification routes, such as Teach for America, to get certified.