Which substage of sensorimotor development is characterized by coordination of vision and touch, i. e., hand-eye coordination?

i dont know this but ask your teacher for !

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.