Elizabeth is nursing her newborn daughter, and holds the baby up to her breast. as the breast strokes the child's cheek, the child turns her head toward the breast, finds her mother's nipple, and begins to feed. this is a demonstration of the reflex.

This reflex is called as a primitive reflex. This reflex originates in the central nervous system of the child. However, with the development of the infant, this reflex disappears after the development of frontal lobes. It is also known as infant/infantile/newborn reflex.

They must use the scientific method