; (B) family child care home providers; or (C) providers serving children belonging to Indian Tribes, Native Hawaiian children, children of migrant and seasonal farmworkers, low-income children, or underserved children (including children with disabilities, homeless children, children who have been abused or neglected, and children in foster care). (2) Applicable facilities code In this subsection, the term applicable facilities code means— (A) a code promulgated under section 121(b)(4), for a provider in a State not described in subparagraph (B); and (B) a code or standards determined to be sufficient under section 121(b)(6), for a provider in a State to which the code or standards apply. (d) Prime sponsor financial assistance (1) In general Prime sponsors shall carry out training and quality improvement activities, including— (A) activities that support child care and early learning programs (including providers) in meeting national program standards