Which of the following shows a focus on the lowest of Maslow's hierarchy of needs?

a) Joan wants to live in a house with all the modern conveniences so that she may
have more time to seek fulfillment from her career and family.
b) Frank feels that he is a good salesman because he likes what he does and knows how to do it well.
c) Barbara knows that as a teacher she is a good person because she realizes the
importance of imparting knowledge to society.
d) Mark works hard as an attorney only so that he can attract more clients, more
money, and be secure in the knowledge that his family can survive.

d