How is the Third Wave salute a key detail in the experiment and in the text's central ideas?
The salute proved that the students shared the same attitude as the Nazis, because it
resembled the Nazi salute.
The salute demonstrated how people could be brainwashed, because students would salute
each other even outside of class.
The salute was evidence of how the Nazis were a group of people who were brainwashed,
because the salute resembled the Nazis salute.
The salute illustrated how students were able to recruit new members, because students
would salute each other even outside of class.