People are termed gifted in terms of intelligence if their IQ is above

What is one criticism mentioned in the text regarding Piaget's explanation of object permanence? Infants' mistakes were due to ____

a. difficulties with cognitive immaturity b. methodological issues c. a lack of understanding of the permanence of objects d. memory development

Two-and-a-half percent of a distribution is found beyond which two z-scores?

What will be an ideal response?