Which Line of Evidence Presents a Challenge to Piaget's Original

Which line of evidence presents a challenge to Piaget's original notion of egocentrism?

A) Children as young as 2 or 3 adapt their speech to the demands of a companion, demonstrating their ability to adopt the perspective of another person
B) Ten-year-olds appreciate that their parents and teachers see the world differently than they do
C) Infants master egocentrism tasks before they acquire object permanence
D) Children can only understand the world from their own point of view