【문11】다음 글에서 전체 흐름과 관계 없는 문장은? 17 법원 미완성

【문11】다음 글에서 전체 흐름과 관계 없는 문장은?

It is generally believed that primates first appeared on Earth approximately 80 million years ago. Unlike reptiles, they were very sociable animals, creating a large community. ① One of the many ways in which the primates built a network of social support was grooming. ② In most cases, primates have visible folds that they would not have if they had, even lightly, groomed the area. ③ For instance, apes spent a large amount of time grooming each other. ④ Interestingly, in the case of Barbary macaques, the giving of grooming resulted in more stress relief than the receiving of grooming.

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