Multiple Choice
In the Featured Study on "can infants do arithmetic," infants observed addition or subtraction "problems" that were presented
A) by showing the infants objects on a computer monitor.
B) by showing the infants objects on a table-top.
C) handing the infant objects one at a time.
D) mathematical statements of the problem (for example "5 + 5 = 10") .
Correct Answer:

Verified
Correct Answer:
Verified
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