Answer: Observational learning
Explanation:
Observational learning is defined as the learning process which is obtained through concentrating and observing other's behavior and act.Observer tends to notice act, observe it carefully, keeps the act in his/her mind and then tries to replicate the same mechanism.
According to the question, Samara's son is indulged in observational learning as he is observing Samara reading her book on sofa every night.Thus, he is also replicating the same act by reading his picture book on sofa along with her at night.
