three taxpayers have claimed the EIC for the same child and all three were eligible to claim the child. one is the child's mother, another is the child's uncle who provided the child's home for the longest period of time during the year, and the third is a step-brother who as a member of the household has the highest AGI. which taxpayer is entitled to the earned income credit

a) the person with the highest AGI

b) the person the child lived with longest during the year

c)the parent

d) none of the three