5. Regulations under Article 98—
(a)may secure the result that any gap in entitlement to disability living allowance is to be disregarded for the purposes of provision under the regulations;
(b)may make provision about cases in which provision made by regulations under Article 85(2) (required period condition) is to apply with modifications;
(c)may, for the purposes of provision made by virtue of sub-paragraph (b), provide for a period of entitlement to disability living allowance to be taken into account in determining whether a person meets “the required period condition” for the purposes of Article 83(1) or (2) or 84(1) or (2).