Billy is 4 years old. He has a big box of Legos, and his mother asks him to give her five Legos from the box. He hastrouble deciding how many to give her so he takes a handful and says, "Here, it's five." What is Billy's problemwith this task?
A. Four-year-olds cannot count to five.
B. Four-year-olds are obstinate.
C. Four-year-olds do not have a scheme for conservation of numbers.
D. Four-year-olds do not want to be tested by their mothers.
Answer: C
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a. ?schema b. ?retrieval cue c. ?chunk d. ?mnemonic
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