Biology, 23.04.2021 02:00 rivermadds1514

Some humans can wiggle their ears. This trait is not relevant to the survival of humans. What does
the existence of unused structures, such as
muscles around the ears, suggest about the
ancestry of humans?
O A. Humans evolved from chimpanzees, who
use their ear muscles to find food.
B. Ear muscles may help humans survive as
conditions on Earth change.
O C. Humans evolved from an earlier species
that had ear muscles, which were
important to the survival of the earlier
species.
D. Humans in the 18th century moved their
ears as a way to communicate.

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Some humans can wiggle their ears. This trait is not relevant to the survival of humans. What does...