How can parents tell when an infant has achieved representational thought?

A) The evidence is the use of language.
B) The evidence is the use of gestures.
C) The evidence is the use of body language.
D) There is no outward evidence.

A) The evidence is the use of language. One line of evidence is the use of language, starting at about 1 year of age.

Psychology

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Sheila was upset by her boss, so she goes home and beats her children, who, in turn, kick the dog. This episode is an example of _______

a. displacement b. undoing c. projection d. reaction formation

Psychology

Defective color vision is most likely to occur in ________, and is most likely to affect the discrimination of ________

a. females; red and green b. females; blue and yellow c. males; red and green d. males; blue and yellow

Psychology