33.According to the passage, the Native American and Scandinavian cultures of the Delaware Valley initially had all of the following in common EXCEPT
(A) loose organization
(B) farming experience
(C) metal fanning tools
(D) local autonomy
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統計: A(20), B(16), C(60), D(7), E(0) #801556
統計: A(20), B(16), C(60), D(7), E(0) #801556