In Piaget's stage of concrete operational intelligence, the child acquires an understanding of the principle of . A) conservation
B) deduction
C) attachment
D) object permanence

1). explain how health, quality of life, and self-esteem are all

Which of the following is an important function of child-directed speech? (a) it captures the infant’s attention and maintains communication. (b) it reduces the occurrence of infantile amnesia for the earliest memories of infancy. (c) it reduces the need for reciprocal interaction between caregivers and children. (d) it assists in prolonging rem sleep in infants.

What should be changed to make the following sentence true? "the stress model suggests that people with a predisposition for a disorder are more likely to develop the disorder when faced with stress."