When Pablo Was Born,he Had a Hearing Problem That Was

Multiple Choice

When Pablo was born,he had a hearing problem that was not detected until he was four years old.Although the doctors were able to correct his problem and his hearing was fully restored,Pablo still cannot speak as well as children born with normal hearing.This example is good evidence for

A) a sensitive period for acquiring vocal speech.
B) a developmental stage theory of hearing.
C) the effects of the sociocultural environment on learning.
D) the role of attachment in infant emotional development.