This is an example of using a heuristic.
Heuristic refers to problem-solving, to finding a way to solve a particular problem using anything at your disposal. In this case, Micah understood the way the streets and avenues work in an unfamiliar city, so he used this method in order to find his hotel and solve the problem.
The answer is Argyle, Mississippi has the name of "Sock Capital of the World."
To determine the cause of death and to see if there are other important factors that contributed to their death such as how and if they had a health condition which should then be known to their family. Also for extra evidence to see if they can find out more about the case.