Robert Fantz and his associates studied whether or not perception of different forms was innate or learned in human infants by using an apparatus called

According to the article Spaced Out, about the architecture of living spaces, by the end of the study, the

lowest level of social activity in the living situation was found in the (a) short corridor (b) long corridor (c) intervention corridor (d) there were no differences among corridors

Seven-year-old Alice is working with clay in art class, and she rolls a round ball of clay between her hands until it becomes a long rope

However, she decides that she does not want the rope of clay, but would prefer that the clay be in the shape of a ball again. Alice knows that this is possible. Piaget would say that Alice is demonstrating the knowledge of __________. a) formation b) decentering c) reversibility d) conservation