An Infant of Species X Sees a Model Use a New

An infant of Species X sees a model use a new tool to achieve a goal.Which of the following scenarios best demonstrates that the infant is engaging in emulative learning?

A) The infant tries to determine the model's intent in using the tool in a specific way.
B) The infant tries to determine what the model liked best about the tool.
C) When given the tool, the infant figures out on her own how to use the tool to achieve the same goal.
D) When given the tool, the infant mimics exactly how the model used the tool to achieve the goal.
E) The infant stares blankly at the model.