Bud does not feel that he can leave for work each morning until he spends hours checking and rechecking to make sure that he has shut off all the appliances and locked the windows and doors of his home. Bud's behaviors represent .

Compulsions.

Explanation:

Compulsions are, as the exercise exemplifies, acts which are performed persistently and repetitively without any actual reward or pleasure. As we can see in the exercise, Bud has the compulsion of checking and rechecking if he shut off all the appliances and locked the windows and doors of his home. Were he to do that everyday, he would certainly have the compulsion to do so before leaving his house each morning.

Bud's behaviour represents compulsion

Explanation:

Compulsion is the action or state of forcing or being forced to do something; constraint. some example of compulsion includes excessive double-checking of things, such as locks, appliances, and switches, repeatedly checking in on loved ones to make sure they're safe etc.

Bud's behavior of checking and double checking that his  window and doors  are locked and making sure that all appliances are shut off represents  of Compulsion

answer; biological;