To Retrieve a Toy,Samara Had to Remove a Barrier,displace a Cloth,and

To retrieve a toy,Samara had to remove a barrier,displace a cloth,and pull a string.Samara's success on this task suggests that

A) she can coordinate several subgoals to accomplish an end.
B) she does not yet have object constancy.
C) she can solve fairly simple means-end tasks.
D) she does not understand the consequences of deliberate actions.