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1 |  |  formal operations: In Piaget's theory, the final stage of cognitive development, characterized by the ability to think . |
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2 |  |  hypothetical- reasoning: Ability, believed by Piaget to accompany the stage of formal operations, to develop, consider, and test hypotheses. |
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3 |  |  : In Elkind's terminology, an observer who exists only in an adolescent's mind and is as concerned with the adolescent's thoughts and actions as the adolescent is. |
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4 |  |  personal : In Elkind's terminology, conviction that one is special, unique, and not subject to the rules that govern the rest of the world. |
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5 |  |  preconventional morality: First level of Kohlberg's theory of moral reasoning, in which control is external and rules are obeyed in order to gain rewards or avoid . |
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6 |  |  conventional morality or morality of conventional role conformity: Second level in Kohlberg's theory of moral reasoning, in which the standards of authority figures are . |
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7 |  |  postconventional morality or morality of : Third level in Kohlberg's theory of moral reasoning, in which people follow internally held moral principles of right and wrong, fairness, and justice, and can decide among conflicting moral standards. |
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8 |  |  social : Family and community resources upon which a person can draw. |
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