Social Studies, 16.12.2021 03:20, allieballey0727
To best understand which ingredient makes the cake delicious, Alexander does an experiment. He makes the cake 10 times, each time eliminating just one ingredient but including the nine others. This variation of one independent variable at a time is a hallmark of which period?
a. sensorimotor stage
b. preoperational stage
c. concrete operational stage
d. formal operational stage
Answers: 2
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To best understand which ingredient makes the cake delicious, Alexander does an experiment. He makes...
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