; and (B) by adding at the end the following new paragraph: (2) In any case in which the Secretary makes a payment under paragraph (1) of this subsection by reason of subsection (b)(1) and the period of continuous rating immediately preceding death is less than 10 years, the amount payable under paragraph (1) of this subsection shall be an amount that bears the same relationship to the amount otherwise payable under such paragraph as the duration of such period bears to 10 years. ; and (2) in subsection (b)(1), by striking 10 or more years and inserting five or more years .