A climax and release of sexual excitement occurs during the phase

Which of the following statements is the best summary of the cognitive development theory of Lev Vygotsky?

A) Children are little scientists who learn by exploring. B) Children are in need of strict boundaries from their parents so they can learn what to and what not to do. C) Cognitive development occurs when children are left to their own devices, with as little influence as possible from outside factors. D) Cognitive development occurs on a social level before it occurs at the individual level.

Katie has grown up sleeping with a fan running in her room since she was an infant

This provides white noise to drown out the television programs being watched by other family members who were still awake. In an effort to save electricity, her mother has started coming into her room and turning her fan off after she thinks Katie is asleep. However, each time Katie wakes up and asks for the fan to be turned back on. Katie is selectively attending to certain kinds of information in her surroundings, which has been linked to the ________ part of the brain. a) reticular formation b) pons c) cerebellum d) medulla