What is the best evidence for the necessity of learning language early in life?
A)Many children who live in bilingual neighborhoods learn both languages well.
B)Many children who are slow to learn language are slow to learn other things too.
C)People with Alzheimer's disease often remember the songs they knew in childhood.
D)Deaf children who learn no language by age 12 are poor at learning language later.

Question

What is the best evidence for the necessity of learning language early in life?​
A)Many children who live in bilingual neighborhoods learn both languages well.
B)​Many children who are slow to learn language are slow to learn other things too.
C)​People with Alzheimer's disease often remember the songs they knew in childhood.
D)​Deaf children who learn no language by age 12 are poor at learning language later.

Quizplus · Accepted Answer

The fact that deaf children who do not learn language by age 12 have difficulty learning language later in life provides the strongest evidence for the necessity of learning language early in life. This suggests that there is a critical period for language acquisition, and that without exposure to language during that period, it becomes much more difficult to learn later.

What Is the Best Evidence for the Necessity of Learning