Infants around 6-8 weeks old begin producing long, drawn-out vowel sounds (e. g., "h"). These sounds get responses from other people, and infants soon have take turns making sounds back and forth with their caregivers. What is this called

Cooing

Explanation:

Cooing is when an Infants around 6-8 weeks old begin producing long, drawn-out vowel sounds (e.g., "h"). These sounds get responses from other people, and infants soon have take turns making sounds back and forth with their caregivers, it is a stage of infants' prelinguistic speech development and consists of the production of single syllable, vowel-like sounds like "a", "i"

answer: there were new carvings etched into the back of the sculpture and each shoulder was turned into a symbol of the birdman.

im sorry i dont know a lot of this but ill try my best

h,c.b.e.d.f.a.g