In freud's view, the _____ mind contains material that is virtually impossible to retrieve, whereas the _____ mind contains material that is outside awareness, but that can be retrieved fairly easily.
The correct and legit answer would be UNCONSCIOUS and PRECONSCIOUS. These two are the missing words in the sentence.
Freud was able establish these two thories which are related to Psychology. The term psychology is from the Greek word "psyche" which means "breath" or "soul" and is the study of human behavior.