What is the calorie-expenditure for an individual who weighs 145 pounds who dances moderately for two hours? a. 1113.6 calories b. 783 calories c. 556.8 calories d. 391.5 calories

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.