Research by Renée Baillargeon and Her Colleagues Have Found That

Multiple Choice

Research by Renée Baillargeon and her colleagues have found that infants as young as 3 to 4 months expect objects to be ????_____ in the sense that other objects cannot move through them,and _____ in the sense that objects continue to exist when they are hidden.

A) subject to gravity; transient
B) consistent; existential
C) substantial; permanent
D) opaque; substantial