Bruce was writing test questions for his marketing class. It was getting very late in the afternoon and he was tired. So he went over to the student union looking for a snack. He noticed that he could buy ice cream for $3 including tip. He thought that he could save a lot of money if he had a refrigerator in his office. They are sort of expensive, take up space, and last a long time, so he would probably have to do some looking. He went online and found a number of small refrigerators. Armed with the information about what should be available and what a good price would be, he stopped at three appliance stores before selecting a refrigerator for his office. In terms of product classification, a refrigerator is a(n) for Bruce?