Various studies have concluded that song overlapping, the phenomenon where one bird begins a song while another of it...

Irene on July 6, 2019

Ans. E vs. C

Hi, why is C not correct?

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Shunhe on December 21, 2019

Hi,

The fact that studies don't prove something does not allow us to conclude the opposite, even using the word "likely" in front of it. Hope this helps!