A home language survey must be included in the registration process for students newly enrolling in kindergarten. After reviewing the home language surveys from a new class of kindergartners, the Language Proficiency Assessment Committee (LPAC) identifies 27 students who speak a language other than English at home. Under what circumstance is the district required to provide bilingual education in kindergarten?
a. if the families give permission for their child to be tested
b. if a majority of board members in the district vote to provide instruction in English as a Second Language (ESL)
c. if a minimum of 20 students within a single grade level demonstrate limited English proficiency on a screening test
d. if the district's LPAC deems it necessary