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By the age of 12 months, the infant's looking preferences have become guided by
Volunteers
Individuals who offer their time and skills without the expectation of monetary compensation to support various causes or organizations.
Demographic Variables
Characteristics of populations, such as age, race, gender, income, and education, used in research and marketing to segment and analyze populations.
Age
A demographic factor referring to the length of time that an individual or entity has been alive or in existence, often considered in marketing, social studies, and human resource management.
Income
The monetary payment received for goods or services, or from other sources, as rents or investments.
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