I believe the answer is A or C
Keely experiences feelings of revulsion at the thought of watching footage from the Nazi's death camps. Freud would attribute these feelings to Keely's <span>superego.
</span>According to Freud, super-ego deals with moral issues that a person may have - so it helps us form appropriate opinions about what is right and what is wrong. Keely understands that the Holocaust is a bad thing, and naturally he feels disgusted by it.
Hope This Helped! :3
D.) It was based on simple harmonies. Thats the answer
Fingerprints are unique for every person so they can be used as a form of identification
"Hark. The Herald Angles sing" That's the song. It was written by Charles Wesly 1739. An amazing Christmas carol tho.