3. The author mentions "seeds and fruits" in line 2 as examples of
(A) the first crops cultivated by early agricultural societies
(B) foods eaten by hunters and gatherers as a secondary food source
(C) types of food that hunters and gatherers lacked in their diets
(D) the most common foods cultivated by early agricultural societies

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統計： A(2), B(2), C(1), D(1), E(0) #802026