Dialogue, since it is 2-way and cooperative.
Answer:
Spending some time with them and helping them with a few tasks they need done but they can't. With that they feel so much loved and cared for.
Answer :
According to Frederick Douglass in his book "What to the Slave Is the Fourth of July?", Virginia law helps to show that slavery is wrong by saying that in case a white person owns slaves, he is putting them to work for no particular reason at all, just on the basis of the color of the skin. It further implies that slaves are normal human beings, just like you and me.