Explain why the examination of factory farming is an example of traditional ethics' bias in favor ...

Explain why the examination of factory farming is an example of traditional ethics' bias in favor of humans.
 
  A. Because it shows traditional ethics' bias in favor of the interests ofhumans in the types of animals used in factory farming.
 B. Because it only accounts for the interests of nonhuman living beings.
  C. Because it fails to account for the interests of human living beings andhow they feel about the pain and suffering inflicted upon animals.
 D. Because it fails to account for the interests of nonhuman living beings,
  namely, animals, in the exercise of raising animals in lives dominated
  by pain and suffering.