23 What can be inferred from the fact that chimps obtain food through competition or cooperation with others?
(A)Chimps are social creatures.
(B)Chimps do not have emotions.
(C)Chimps learn through examples.
(D)Chimps are smarter than humans.

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統計: A(76), B(20), C(32), D(6), E(0) #1192169

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#3278379
黑猩猩通過競爭或與他人合作獲得食物的事實...
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