Which conservation skills does a concrete operations thinker possess?
a. The ability to decenter, but neither reversibility nor transformational thought
b. Reversibility, but neither the ability to decenter nor use transformational thought
c. Transformational thought, but neither the ability to decenter nor to reverse
d. The ability to decenter, reversibility, and transformational thought
d
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According to the prototype approach to semantic memory,
a. every item that meets the specified requirements of a category belongs to that category. b. a prototype is an example of the category that is neither the best example, nor the worst example. c. we judge whether an item is similar to the prototype in order to decide whether it belongs to a category. d. nonprototypes are items that do not belong to any category.
Degeneration of the myelin sheath results in
a. neurogenesis. b. multiple sclerosis. c. the fight-or-flight response. d. a reward deficiency syndrome.