Examlex
Which statement is true?
Reinforcement
A principle in behavior psychology where an outcome strengthens an individual's future behavior whenever that behavior is preceded by a specific antecedent stimulus.
Social Smile
A voluntary expression typically exhibited by infants around 6 to 8 weeks of age in response to human faces or social interaction.
Cross-Sectional
A type of research design that examines data from a population, or a representative subset, at a specific point in time.
Emotional Reactions
The spontaneous and often unpredictable psychological responses derived from one’s feelings towards an external event or thought.
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