To Retain Your Vitality as a Person and as a Professional

To retain your vitality as a person and as a professional, you must first realize that

A) you can easily find another job if the one you have is draining you of energy.
B) all jobs usually lead to burnout, so complaining only makes matters worse.
C) there are limits to your ability to give to others.
D) a positive attitude at work will protect you from experiencing any job-related stress.