13. The condition is that the claimant—
(a)is a single claimant or lone parent who has not attained the age of 60 and satisfies any one of the additional conditions specified in paragraph 14(1)(a), (c), (e), (f) or (h); or
(b)has not attained the age of 60, has a partner and the claimant satisfies any one of the additional conditions specified in paragraph 14(1)(a), (c), (e), (f) or (h); or
(c)has a partner and the partner has not attained the age of 60 and also satisfies any one of the additional conditions specified in paragraph 14.