Which of the Following Illustrates Egocentrism

Which of the following illustrates egocentrism?

A) When presented with two rows of six pennies, a child thinks that the row of pennies spaced further apart has more than the other row.
B) While talking on the phone, a little boy holds up four fingers in response to being asked how old he is.
C) Shown two equal balls of clay, a child correctly says that each ball still has the same amount even when one ball of clay is rolled out in a sausage shape.
D) The child creates a "treasure chest" from an old shoe box.