25. Which of the following does not reflect a motivation for gift-giving that gift marketers should know about?

a. Some college professors bought themselves gifts to reward themselves for making it through the semester.

b. John bought his brother a gift to cheer him up.

c. Jane bought her sister a gift to celebrate her graduation from high school.

d. You bought your parents a gift for their anniversary

e. You bought yourself a gift to reward yourself for having done well on your exams.