(c)if wholly or in part dependent on the earnings of the employee at the time of his death,-(i)a widower;(ii)a parent other than a widowed mother;(iii)a minor illegitimate son, an unmarried illegitimate daughter or a daughter legitimate or illegitimate or adopted if married and a minor or if widowed and a minor;(iv)a minor brother or an unmarried sister or a widowed sister if a minor;(v)a widowed daughter-in-law;(vi)a minor child of a pre-deceased son;(vii)a minor child of a pre-deceased daughter where no parent of the child is alive, or;(viii)a grandparent if no parent of the employee is alive.