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Home Q & A Board Science-Related Homework Help Psychology Developmental Psychology
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joakim joakim
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9 years ago
The social smile
A)   first appears during REM sleep.
B)   is evoked by parent–child interaction.
C)   emerges during the second week of life.
D)   first appears in response to dynamic, eye-catching sights.
Textbook 
Infants and Children: Prenatal Through Middle Childhood

Infants and Children: Prenatal Through Middle Childhood


Edition: 7th
Author:
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adeleadele
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9 years ago
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joakim Author
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#2
9 years ago
Closest thing to perfection, couldn't have ask for more help. I'll be marking this topic solved.
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