Was John Boyne right to look at this subject from the perspective of a naïve young boy in The Boy in the Striped Pajamas? Why?

Was John Boyne right to look at this subject from the perspective of a naïve young boy in The Boy in the Striped Pajamas? Why?
Was John Boyne right to look at this subject from the perspective of a naïve young boy in The Boy in the Striped Pajamas? Why?

 
Was John Boyne right to look at this subject from the perspective of a naïve young boy in The Boy in the Striped Pajamas? Why?