Yo babygirlARIE where'd you go?

Which training principle states that exercising a certain body part are practicing a particular skill primarily develops that part or skill

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 is not true about me to metabolisms