Home › フォーラム › iTELLian’s Lounge › 06. iTELL (international Test of English as a Logical Language) › Listening › Physical Sciences 01 – Jane Goodall › Q1. How did the late Louis Leakey reason that he could find out the behavior of human ancestors?
(A) Characteristic behaviors of the great apes should be present in human ancestors, too.
(B) Characteristic behavior of humans should be present in human ancestors, too.
(C) Characteristic behavior of human ancestors should be present in both humans and the great apes.
(D) The behavior of human ancestors can be predicted if it is found in both the great apes and humans.
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