Question

1 poi
Which of the following is an
example of emoting in infancy?
an infant smiles at a caregiver and
1)the caregiver continues playing with
the infant
2)
a new born cries because he or she
is tired
3)new born laughs at a social stimulus
4)
a caregiver feeds and infant who is
hungry​

Answer 1

Answer:

but I don't know so what I do