The years from 2 to 6 are often called "the __________ years."

According to Baltes and his colleagues, the most successful adaptation to declining physical and cognitive abilities in late adulthood involves ____

a. maintaining a good family life b. selective optimization with compensation c. trying to improve the skills that have declined the most d. devices that allow for adjusting to the challenges of diminished strength and perception

You show your little niece Greta a two-sided mirror. Then, you hold it between you and her,

so that she can see herself in it. If you ask her what she thinks you can see, she will most likely imagine that you see her face reflected in the mirror, instead of your own. At this age, Greta cannot mentally transform the view she sees into the view you must be seeing. Greta is most likely in which cognitive stage? a. formal operational b. sensorimotor c. concrete operational d. preoperational