Kristi works in a day-care center. She notices that Pablo, a 4-year-old boy, often indulges in private speech when doing any activity on his own. She has heard him talking to himself when solving puzzles. Kristi believes in Piaget's theory of cognitive development in children. After seeing Pablo's behavior, Kristi is likely to assume that Pablo's usage of private speech is

A sign of cognitive immaturity

Explanation:

Cognitive immaturity would be defined as a display of an intelligent act by someone done in an inappropriate manner. This could be seen as when someone is working out on a brain tasking idea but does it far from the normal or known pattern. Pablo speaking to himself while solving puzzle is a sign of cognitive immaturity, the intention for the activity is good but the act by which is done is not matured.

a) which ethnic groups live in this community?

i just took test

answer; /// working class;