The correct answer is letter C, in most primates, the inability to move the ear has been replaced by the ability to stand upright on two legs. This is because movement was much of a need to these primates than hunting for food. They needed to be agile to locate specific places where sources of food are abundant.
You use your lungs to take deep breaths and it calms all your nerves
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The answer is D because this would help them to survive and is equal to natural selection
Explanation:
seals more offspring when food is plentiful
