問題詳情
【題組】40Why do researchers use PROP?
(A) because it has no flavor
(B) to find out the responses to foods people were born with
(C) to discover the flavors in certain foods
(D) because people like its flavor
參考答案
答案：B
難度：簡單0.734568
統計：A(11),B(119),C(31),D(1),E(0)
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