单选题
The passage is primarily concerned with discussing
A、
how anthropologists ought to explain the origins of the trade relationship between foragers and agriculturalists
B、
why it is difficult to measure the amount of time necessary for the disappearance of carbohydrate-rich plant species in the rain forest
C、
why a particular account of the unavailability of carbohydrates to rain forest foragers is inaccurate
D、
what ought to be included in any account of the effects of forager peoples on rain forest ecology
E、
(E) what data are most relevant for an accurate account of the relations between rain forest foragers and agriculturalists
【正确答案】
C
【答案解析】
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