A Nurse Is Discussing the Various Types of Stress to a Group

A nurse is discussing the various types of stress to a group of adults. Which of the following would be used as an example of eustress?

A) Increasing alcohol intake to deal with loss of a job
B) Avoidance of social activities because of anxiety
C) Severely limiting food intake as a way to control stress
D) Joining a cardiac rehabilitation exercise program after a myocardial infarction