Which of the Following Best Summarizes the Retired Psychology Professor's

Which of the following best summarizes the retired psychology professor's philosophy of a happy life?

A) As one ages it is important to rely on suggestions from one's family, because of cognitive problems.
B) It is important to have a sense of self, but also to rely on what others think.
C) It is more important to be happy with one's own choices and perceptions of what's fun than it is to rely on what others think.
D) It is important to have a sense of approval from one's peers.