Question ID:PT27 S1 Q24 Passage:Folklorist:  Oral traditions are often preferable to written ones. Exclusive dependence on speech improves the memory; literate populations grow sluggish in recall, running to written sources whenever they need information. Because writing has no limits, it can proliferate to the point where writer and reader both become confused. Since oral traditions are dependent on memory, what is useless and irrelevant is quickly eradicated. Stem:Which one of the following principles, if valid, most helps to justify the folklorist's argumentation? Correct Answer Choice:DChoice A:Accuracy in communication breeds mental self-reliance. Choice B:Literate populations need to make efforts to communicate efficiently. Choice C:Tradition is of greater value than accumulation of knowledge. Choice D:Economy of expression is to be preferred over verbosity. Choice E:Ideas that cannot be discussed clearly should not be discussed at all.