Toward the end of the first year, infants use patterns of rising and falling _____ that resemble the sounds of adult speech.
A) echolalia
B) syntax
C) telegraphic speech
D) intonation

Question

Quizplus · Accepted Answer

Infants use patterns of rising and falling intonation that resemble the sounds of adult speech. This is known as intonation, and it helps infants learn to communicate and understand the emotional content of language.

Toward the End of the First Year, Infants Use Patterns