A. It may not require education or expertise.
B. It requires education and constant advances in job skills.
C. A person normally only does what is required to get the paycheck.
D. It is just the work a person does in exchange for money to make a living.
E. It refers to a lifelong process in which a person tries to achieve his professional goals.
F. A person would like to do more than what is required in order to progress, and is more concerned about job satisfaction than money.