It has been shown that training programs can reverse older adults' decline in some cognitive abilities; disuse, rather than decay, may be responsible for deficits in intellectual performance that are not related to processing speed

What does an individual have to do to advance through Erikson's stages?

What will be an ideal response?

Your little sister picks up objects, feels every part of them, and then puts them in her mouth. What stage of Jean Piaget's model of cognitive development does this behavior suggest?

a) sensorimotor b) preoperational c) formal operational d) concrete operational