I believe that the answer is C.
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.
There is no elephant with one hand
The expedition to Bartolomeu Dias in 1487-1488 years rounded the southern extremity of Africa and in 1488 opened a cape, named Cape of Good Hope. In 1487, at the head of the expedition, which was aimed to find the sea route to India, explored south-west coast of Africa from 22 ° to 33 ° south latitude. The first of the Europeans skirted Africa from the south side. Passing along the southern coast of Africa to the Bay of Algoa was forced to turn to Portugal on demand of the team; On the way back opened the Cape of Good Hope (1488).