“They are among the least robust of human beings: their delicate constitutions make them unable to withstand hard work or suffering and render them liable to succumb to almost any illness no matter how mild. Even the common people are no tougher than princes or than other europeans born with a silver spoon in their mouths and who spent their lives shielded from the rigors of the outside world.” Question: The expert above shows Bartolome da las casa’s attitude towards African slaves based on the expert which of the following conclusions can be drawn ? Answers A. Native American slaves were used more often than African slaves. B. African slaves often fell victim to illness, injury, or death. C. European seeds were used to replace African slaves. D. Spanish leaders rejected the use of African slaves on moral grounds .