Answer:
He should avoid going to casinos for now.
Step-by-step explanation:
This is one of the best ways for Johan to demonstrate his increased self-control. He is aware of his gambling enjoyment and he recognizes that he is in a place where he gambles more than he can afford to lose.
By avoiding going to casinos for now, he is showing a self-control, even though he enjoys going to them, it is an optimal behavioral strategy.