According to the Textbook,what Is the Main Reason That Slavery

Multiple Choice

According to the textbook,what is the main reason that slavery does not exist in most societies around the world today?

A) because it is an inefficient economic system
B) because slaves are too expensive to buy
C) because human rights became an important concept in industrial societies
D) because a postindustrial society required a different economic system
E) because machines displaced slaves