Mrs. Peacock shows Jillian ten pictures. Eight of the pictures are of blue jays, the other two pictures are of cardinals. Mrs. Peacock then asks Jillian if there are more blue jays or more birds. Which cognitive ability would Piaget say is required for Jillian to answer correctly?
A. Inductive reasoning
B. Class inclusion
C. Transitive inference
D. Seriation
Answer: B
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