Ten-month-old hannah is shown a stuffed sheep, and then it is hidden under a blanket. which statement is true?
a) hannah can find the sheep by coordinating two schemes—“pushing” aside the blanket and “grasping” the toy.
b) deliberately retrieving the stuffed toy is an example of a secondary circular reaction.
c) deliberately retrieving the stuffed toy is an example of a primary circular reaction.
d) hannah will not be able to retrieve the stuffed toy sheep until she is in substage 5 of piaget’s sensorimotor period.