Which statement about reciprocal altruism is most accurate?
a. Reciprocal altruism is a strictly human phenomenon and observed only in mature adults.
b. Reciprocal altruism is a strictly human phenomenon that has been observed throughout the lifespan.
c. Reciprocal altruism occurs in humans and non-human primates but not in non-primate animals.
d. Reciprocal altruism has been demonstrated in non-human primates as well as non-primate animals.
d
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A person high in reciprocation wariness would most likely endorse which statement?
a. If someone does you a favor, it is good to repay that favor. b. Asking for someone's help gives that person power over your life. c. Never lend money to a friend. d. Generosity is always appropriate.
Among the most effective treatments for ____________________ are medications that decrease the level of dopamine in the brain
Fill in the blank(s) with correct word