All of the following contribute to one's level of cognitive ...

[2125004343]

All of the following contribute to one's level of cognitive development except
 
  a. collaborating with younger children on schoolwork.
  b. interactions with the ideal form of behavior.
  c. the development of speech.
  d. the signs and symbols of the culture.

Question 2

A key requirement of testing for operational thinking is that the child's correct answer, in his or her view, is ___________________ ___________________ _______.
 
  Fill in the blank(s) with correct word

[bob]

Answer to Question 1

a

Answer to Question 2

necessary

[2125004343]

Excellent

[nyrave]

Thanks for the timely response, appreciate it