The correct answer to this open question is the following.
These are the similarities and differences between Lieutenant Kotler and Pavel.
Let's talk about Lieutenant Kotler first. He is a young official in the Nazi army. He works at the Auschwitz concentration camp. He loves the Nazi ideology and feels proud of his superiority over the Jewish race. He is stubborn and arrogant. In the case of Pavel, he is just a prisoner that serves the family of Bruno. Pavel and Lieutenant Kotler are directly connected because they work for the family of Bruno.
Meanwhile, Pavel is humble, Lieutenant Kotler is egocentric. He likes to be admired and respected. Pavel likes discretion and he acts like that. Lieutenant Kotler is rude, aggressive with Jewish people and enjoys to offend them.
