Which of the following factors is typically NOT part of a clinical assessment?

At between 2 and 3 years of age children begin using three to four word sentences that contain only the words needed to communicate their meaning. These sentences reflect:

a) telegraphic speech. b) babbling. c) language schemas. d) private speech.

According to Arnett, four revolutionary changes took place in the _____ that laid the foundation for the new life stage of emerging adulthood

a. 1960's and ‘70's b. 1980's and ‘90's c. 1990's and 2000's d. last decade