The answer is C is b/c sun exposure is completely natural unlike the followin answers.
The answer is: [D]: "os" .
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The opening for the "cervical canal" is called the:
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→ "cervical os" .
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Note that: "os" — means "mouth" in Latin; which is similar to "opening' .
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Answer:
Have a great summer. Just look at the picture.
The nutrition facts / ingredients .