Final answer:
Under the Fair Housing Act, a building or community must qualify as housing for older persons in order to discriminate based on familial status.
Step-by-step explanation:
Under the Fair Housing Act, a building or community must qualify as housing for older persons in order to discriminate based on familial status. This means that unless a building or community meets the specific requirements to be designated as housing for older persons, it is not allowed to discriminate against individuals or families with children based on their familial status.