Short Answer
Long vowel sounds (e.g. ,oooh,aaaah)that babies make at about 1 to 2 months of age.They are usually gurgling sounds that are made in the back of the throat and express pleasure.
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q133: Baby Melissa has developed a sucking scheme.She
Q134: According to Jean Piaget,actions or mental representations
Q135: Research on the ability of infants to
Q136: Diane notices that sudden stimulation causes her
Q137: In the visual cliff experiment by Eleanor
Q139: List at least five risk factors that
Q140: Most adults remember little or nothing from
Q141: Which of the following terms is the
Q142: The part of the neuron that carries
Q143: Which of the following is TRUE about