D makes the most sense. Weird question honestly.
Answer:
Education was not allowed while marriage was allowed for the slaves in United States of America.
Explanation:
Education of slaves was prohibited by their master in the United States of America in order to prevent rebellious in the slaves. Marriage was allowed between male slave and female slave in order to increase slave population and earn profit by selling these slave children. Sometimes the master also make sexual relation with the female slave for increasing the population of slaves.
True, Slaves were considered property under Roman law and had no legal personhood. Most slaves would never be freed. Unlike Roman citizens, they could be subjected to corporal punishment, sexual exploitation (prostitutes were often slaves), torture and summary execution.