A “member of the family” of a student is a person related to that student as follows: (a) a son or daughter, or a descendant of either; (b) a stepson or stepdaughter; (c) a brother, sister, stepbrother or stepsister; (d) the father or mother, or an ancestor of either; (e) a stepfather or stepmother; (f) a son or daughter of a brother or sister; (g) a brother or sister of the father or mother; (h) a son-in-law, daughter-in-law, father-in-law, mother-in-law, brother-in-law or sister-in-law; (i) the spouse of the beneficiary or of any of the other foregoing individuals; or (j) a first cousin of the beneficiary. For this purpose, a child includes a legally adopted child, and a brother or sister includes a half-brother or half-sister.