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genderma genderma
wrote...
Posts: 4967
9 years ago
Achievement of object permanence can be tested using
A) Piaget's conservation problems.
B) visible and invisible displacement problems.
C) trial-and-error learning problems.
D) reaction times to unfamiliar stimuli.
Textbook 
The World of Children

The World of Children


Edition: 3rd
Author:
Read 285 times
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Answer verified by a subject expert
yariyari
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Posts: 8207
9 years ago
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genderma Author
wrote...
9 years ago
Merci beaucoup!
wrote...
9 years ago
Thanks for the update.
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