Your Dad Has a Problem; What to Get Your Mom

Multiple Choice

Your Dad has a problem; what to get your Mom for her birthday. He mentally reviews her reaction to presents he has given her in the past (an iron, a toaster, an ice cream maker) . If he decides to get her a cappuccino machine because she seemed to like a "luxury" appliance like the ice cream maker more than the "routine" or necessary appliances like the toaster, your Dad would be making use of which approach to problem solving?

A) trial and error
B) forming subgoals
C) changing the representation of the problem
D) searching for analogies