Middle Adulthood {Ans: The period from 30 years to 65 years}Nature {Ans: pre-wiring and genetic inheritance}self-efficacy {Ans: One's belief in his or her own ability.}Preoperational Stage {Ans: The stage in Piaget's stage theory from ages 2-7}Emerging Adulthood {Ans: The period from 18 years up to age 29 years}Marcia's MAMA Cycle {Ans: the ongoing cycle between identity "moratorium" - a state where a person is undergoing a crisis in his/her commitment to any one identity and who is actively exploring options for which identity is best for them - and identity "achievement" - the state resulting from moratorium in which an individual commits to an identity and makes it part of them.}declines {Ans: Crystallized intelligence __________________ less than fluid intelligence in late adulthood.}Generativity {Ans: Showing an interest and concern for the well-being of future generations. Most influenced by culture}Conscientiousness, Agreeableness, Neuroticism, Openness, Extraversion {Ans: Big Five Traits}Activity Theory {Ans: Theory that states older adults should stay active}Ego Integrity vs. Despair {Ans: The eighth stage of Erikson's stages of development from 65 - death}Psychosexual Theory {Ans: the childhood stages of development (oral, anal, phallic, latency, genital) during which, according to