The use of baby signing' as a means of communicating with babies ...

[serike]

The use of baby signing' as a means of communicating with babies before they can talk
 
  a) has been shown to delay the onset of normal speech
  b) has been shown to accelerate the onset of normal speech
  c) has been shown to boost scores on later cognitive assessments
  d) has not been studied enough to make recommendations about whether parents should or should not use signs

Question 2

If an infant utters the sound tata every time he sees the cat, this expression is considered
 
  a) a preword
  b) a metaword
  c) a protoword
  d) an anteword

[meganmoser117]

Answer to Question 1

d

Answer to Question 2

c

[serike]

TYSM

[billybob123]

Excellent