Dr Waldron Is Conducting an Experiment and Shows a Child

Multiple Choice

Dr. Waldron is conducting an experiment and shows a child two clay "sausages" that are identical in size and shape. He then allows the child to watch as he rolls one of the clay sausages into a longer, thinner sausage. Dr. Waldron then asks the child whether the two clay sausages still contain the same amount of clay. A child in Piaget's preoperational stage would be MOST likely to say

A) "Yes, they have the same amount of clay."
B) "No, the longer sausage has more clay than the shorter sausage."
C) "No, the shorter sausage has more clay than the longer sausage."
D) "Wait, I don't understand. How did you make that sausage bigger?"