The answer is "token economy".
A token economy is an arrangement of possibility of administration in light of the methodical fortification of target conduct. The reinforcers are images or "tokens" that can be traded for different reinforcers. Marbles are being utilized as tokens that would then be able to exchanged for a coveted protest—the computer game.
When varying greatly in size as a result of flooding or evaporation, this means that it has to be a body of water. The only body of water provided (Whose location is correct) is Great Salt Lake, Utah.
Answer:
The answer is A, Foot-In-The-Door-Technique
Explanation: I just think that this is the correct answer from what I know.