Formal Operational {Ans: (11-15) Abstract thinking, Logical Problem Solving,, and Hypothesis Testing}Repression (defense mechanism) {Ans: Involuntary blocking of unpleasant feelings and experiences from ones awareness.}Oral Stage (Freud) {Ans: 0-18 months, infant uses mouth for gratification and exploration}CAGE questionnaire {Ans: Alcohol and Drug Abuse Screening}30% of Children and College Students {Ans: are androgynous}Accommodation {Ans: Modifying our current knowledge to incorporate new information}