Final answer:
Single individuals without children (option A) are not protected under the familial status provisions of the Fair Housing Act.
Step-by-step explanation:
The family that is NOT protected under the familial status provisions of the Fair Housing Act is A) Single individuals without children.
The Fair Housing Act protects individuals from discrimination in housing based on familial status, which includes families with children under the age of 18. However, single individuals without children are not specifically protected under this provision. Married couples with children (option B), single parents with children (option C), and grandparents raising grandchildren (option D) are all protected under the familial status provisions of the Fair Housing Act.