Martha is going back to school to get a degree. She has always wanted to become educated, and she may get a good job later. But, even if she didn't get a job, she would still see it through. Which of the following levels of Maslow's Hierarchy is driving Martha's decision to go back to school?

a.

safety

b.

social

c.

esteem

d.

self-actualization

e.

physiological