When you take a bite from an apple, the movements of the mandible mainly involve depression (lowering) and elevation (raising) of the jaw. These actions allow you to open your mouth and then close it around the apple. Therefore, the correct option is A: Depression and elevation.
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When taking a bite from an apple, the movements of the mandible mainly involve depression (lowering) and elevation (raising) of the jaw. These movements allow for effective chewing. Other options related to different body parts are not applicable in this context. ;