An eligible disabled widow or widower (described in paragraph (2)) who is entitled to a widow’s or widower’s insurance benefit based on a disability for any month under section 402(e) or (f) of this title but is not eligible for benefits under this subchapter in that month, and who applies for the protection of this subsection under paragraph (3), shall be deemed for purposes of subchapter XIX to be an individual with respect to whom benefits under this subchapter are paid in that month if he or she—
(A)#
has been continuously entitled to such widow’s or widower’s insurance benefits from the first month for which the increase described in paragraph (2)(C) was reflected in such benefits through the month involved, and
(B)#
would be eligible for benefits under this subchapter in the month involved if the amount of the increase described in paragraph (2)(C) in his or her widow’s or widower’s insurance benefits, and any subsequent cost-of-living adjustments in such benefits under section 415(i) of this title , were disregarded.