Demonstrated by the fact that infants can hold up their heads before they gain control over their torsos, their arms, and, finally, their legs.

Cephalocaudal development

Explanation:

Cephalocaudal development: The term cephalocaudal development refers to the process of development and growth that arises from the head down. A newborn baby will first acquire control over his or her neck muscles that allows a child to hold his or her head at a steady position.

Fundamentally, a child grows in the cephalocaudal and proximodistal developmental patterns. In the cephalocaudal developmental pattern, the greatest development occurs at the top of the child's body including head then gradually moves downward.

every society, in order to meet the needs of it's people, has to answer three basic questions:

- what should we produce?

- how should we produce it?

- for whom should we produce it?

this questions must be answered in order to, option b, aid in production decisions.

every country can't produce everything, no matter how rich their land is. it may be a matter of technology, resources or geographical conditions. so, these three questions must be resolved in order to get the most of the production of each land.

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