; (ii) serve as a full-time teacher of secondary school students in accordance with subparagraph (A) ; and (iii) submit evidence of such service in the form of a certification by the chief administrative officer of the teacher’s employer upon completion of each year of such service. (C) Institutional obligation Each eligible institution that receives a grant under this section shall provide— (i) to each teacher candidate applying for a scholarship under this section a plain-language disclosure form developed by the Secretary that clearly describes the nature of the scholarship award, the service obligation, and the loan repayment requirements that are the consequence of the failure to complete such service obligation