Dell Is Trying to Solve the "Hobbits and Orcs" Problem

Multiple Choice

Dell is trying to solve the "hobbits and orcs" problem, so she must determine how to move the creatures across a river. Dell is most likely to be helped if she has had earlier experience with

A) a problem with a similar deep structure that also involved hobbits and orcs.
B) a formally identical problem involving jealous husbands and their wives.
C) other problems involving transportation across obstacles.
D) problems illustrating the techniques for dealing with river currents.