Infants Begin to Babble and Vocalize When Parents Interact with Them

Multiple Choice

Infants begin to babble and vocalize when parents interact with them. About what age will infants begin to produce canonical syllables or babbles?

A) As young as 12 months
B) Generally between 10-18 months of age
C) As young as 6 months
D) Cooing depends mostly on quality of parenting
E) Even 3 year olds struggle with producing a range of syllables