1. Watch the video Child Motor Skills by GRCCtv and answer the following questions:What is myelinization? What did the doctor/nurse do in the video to produce the moro reflex in the baby? What reactions did the baby exhibit? What does the disappearance of some reflexes between ages 3 months -6 months indicate? Describe the progression/development of the catching skill shown on the video. How did this illustrate the principle of proximodistal motor development?2. Watch the video Piaget – Stage 2 – -Preoperational – -Lack of Conservation by Fi3021 channel. Describe how this video illustrates Piaget’s concepts of centration and irreversibility.