; (B) may elect to— (i) leave the repayment plan described in subparagraph (A) and enter the income-based repayment plan under this subsection; or (ii) leave the repayment plan described in subparagraph (A) and enter a fixed repayment plan described in section 493E; (C) after electing to leave a repayment plan other than an income-based repayment plan described under this subsection or the fixed repayment plan described in section 493E, shall not be permitted to re-elect a repayment plan that is not an income-based repayment plan under this subsection or a fixed repayment plan described in section 493E