Thirteen-month-old Hermes has begun to raise the pitch of his voice at the end of a babble. If Hermes is being raised by English-speaking parents, his behavior may reflect the precursor of his ability to
A)ask a question.
B)produce infant-directed speech.
C)make a declarative statement.
D)coo.

Question

Quizplus · Accepted Answer

Raising the pitch of one's voice at the end of a statement is a characteristic of asking a question in English. This suggests that Hermes is beginning to develop the ability to use intonation to convey a question, which is an important precursor to language development.

Thirteen-Month-Old Hermes Has Begun to Raise the Pitch of His