Which of the following is an example of a promotional strategy using personal information sources?
a. A restaurant uses instantly recognizable brand logos prominently at its entrances.
b. A gym uses endorsements from action stars and athletes in its advertisements.
c. A hotel puts chocolate mints on the pillows in its guests' rooms.
d. A holiday resort collects feedback from travelers following a vacation trip.
Answer: b. A gym uses endorsements from action stars and athletes in its advertisements.