(A. <span>Operant conditioning-------------------------</span>
Prenatal predictors of media use during infancy are understanding the behavior and attitude.
<h3>
What do you understand by Infancy?</h3>
Infanthood is the time between birth and the beginning of language development in humans, which occurs one to two years later. Or, Infanthood is the early stage of anything or the time when a person is a baby, according to the definition. An example of a business in its early stages is one that just got off the ground last week. A one-month-old baby is an illustration of infancy. Humans learn to walk and communicate as toddlers as they develop their motor and language skills.
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Answer:
center planning ; Price.
Explanation:
the blank will be filled with central planning; Price.
center planning system is the system in which the decision is taken by the central government.
Most of the world's nation believe in the central planning system for economic decisions.
The price system is the system in which money is used for the valuation and distribution of goods and services.
The person given credit for the first modern atomic theory was John Dalton. For him, all of the objects present is made up of atoms and that these atoms cannot be destroyed and divided. Also, in this theory, compounds are made up of having two or more atoms that are combined. Although this has been the very first and old theory, it is still valid in modern chemistry.