Answer: A) Heuristic
Explanation: Heuristic are efficient mental shortcuts that aid people to make decisions as well as solve problems quickly. This shortens the time spent in thinking about a particular decision, helping people make decisions on the go and not having to stop and think of what to do next. The individual made use of all the subset information available to him to solve and narrow down all possibilities while trying to recall the address, making decisions on the go and not stopping to think of the next course of action. This illustrates the use of heuristic