<h2>Answer</h2><h2>A. helical</h2><h2>
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Explanation:</h2>
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The dose in milligrams for this patient who is receiving preoperative treatment would be 750 mg, since the dose is 6mg/Kg and he weights 275 pounds (124,73Kgs) multiplied by 6mg and the nurse will administer 15 ml for this dose.
It is B. Because you cannot give internal fertilization/ live birth inside.
The ostrich doesn't strictly live in one biome, while it is true that they live in a warmer, dryer climate most of the time. But they are also known to live in colder regions as well, they live a nomadic lifestyle, as long as they can find food and water they can live happily.
Hope this helps!
A. objects made of crystals minerals water and air
Process of elimination-
there isn’t organic matter in rocks so D is out
they are made of minerals so B is out
some types of rock (pumice) have air bubbles in them so A is more likely than C