TOEFL Listening: ETS-TOEFL听力机经 - 5SD1YO11F337G3Y0P$

What is the professor's opinion about the current archaeological classification of the Norte Chico culture? A. The culture should be considered complex in spite of the unusual way it developed. B. The culture seems to have followed the pattern that is typical of other major ancient civilizations. C. The failure of the culture to produce ceramic pottery indicates a lack of advancement. D. More evidence is needed before the culture can be classified into one of the existing categories.