You Have Trained Your Goldfish to Swim Through a Hoop

Multiple Choice

You have trained your goldfish to swim through a hoop placed in the tank by providing a dried fly every time it does so.Your little brother takes care of your fish for a week and forgets to give the fish any flies when it swims through the hoop when he puts it in the tank.If you were to test your fish for hoop swimming behavior and wanted to see the most responses, you should

A) wait a few days before putting the hoop in the tank.
B) test the fish immediately to counteract any forgetting.
C) test your fish immediately to counteract frustration.
D) buy a new fish and try again.