When Bradon is placed in his crib, he watches as his father leaves the room. Although he is tired, Bradon does not want to sleep yet. He begins to whine and soon cries loudly until his father comes back in, sits and rocks him for a bit, and then puts him down to sleep. Bradon's action are an example of .

Attachment behavior

Explanation:

Attachment behaviors are the instinctive responses to the threat of losing the survival advantages which accompanies being cared for by the primary caregiver.

It is the extreme behaviors that infants engage in so as to avoid being separated from a parent or loved one. Such behaviors include screaming, crying, and clinging. This is the exact thing Brandon did in the question.