Answer:
shaping
Step-by-step explanation:
Shaping: In psychology, the term shaping refers to a particular phenomenon that involves behavior establishment which is not being learned formerly or performed by a person at present. It involves the reinforcement procedure in which a particular behavior is being reinforced which is considered as close to the desired behavior also known as a successive approximation.
In the question above, the given learning strategy best illustrates the process of shaping.