Piaget's formal operational stage of cognitive development is ...

[Mollykgkg]

Piaget's formal operational stage of cognitive development is marked by the first appearance of the ability to ____.
 
  a. conserve number and amount
  b. engage in abstract, hypothetical thinking
  c. form mental representations
  d. perform logical operations

Question 2

Martina has just begun to be able to carry on discussions about hypothetical worlds and counterfactual possibilities. Martina has just ____.
 
  a. entered the formal operational stage
  b. resolved her identity crisis
  c. learned to take the perspective of other people
  d. entered the stage of postconventional moral reasoning

[matt]

Answer to Question 1

ANSWER:
b

Answer to Question 2

ANSWER:
a

[Mollykgkg]

Wow, this really help

[Viet Thy]

Excellent