Answer: Shaping
Explanation:
Shaping in terms of operant conditioning is defined as mechanism in which closely related reinforcements are rewarded that aim towards the targeted behavior .Exactly desired behavior in not expected in this series rather successive behavior is appreciated.
According to the question,Adia is using behavioral shaping in her class towards student.She is rewarding points to children for indulging in class participation as children are showing closely related feature through small amount of indulgence which is behavior leading to desired behavior.