I am giving you three poems. you can mix them if you can't ask me.
The answer is: [A]: troposphere .
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Originally it was made from cardboard and wood but now its stone and brick
The best and most correct answer among the choices provided by your question is the third choice.
The oceanic trenches<span> are hemispheric-scale long but narrow topographic depressions of the sea floor. They are also the deepest parts of the </span>ocean<span> floor.</span>
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