; (2) who has used all of the educational assistance to which the individual is entitled under this chapter or will, based on the individual’s rate of usage, use all of such assistance within 180 days of applying for benefits under this section; (3) who applies for assistance under this section; and (4) who— (A) is an individual who— (i) is enrolled in a program of education leading to a post-secondary degree that, in accordance with the guidelines of the applicable regional or national accrediting agency, requires more than the standard 128 semester (or 192 quarter) credit hours for completion in a standard, undergraduate college degree in— (I) biological or biomedical science; (II) physical science; (III) science technologies or technicians; (IV) computer and information science and support services; (V) mathematics or statistics; (VI) engineering; (VII) engineering technologies or an engineering-related field; (VIII) a health profession or related program; (IX) a medical residency program; (X) an agriculture science program or a natural resources science program; or (XI) other subjects and fields identified by the Secretary as meeting national needs; and (ii) has completed at least 60 standard semester (or 90 quarter) credit hours in a field referred to in clause (i)