Use reasoning to lead to the answer of the following question:
Where might a bald eagle soar in clear skies?\nOptions:\n- nature preserve\n- mountainous area\n- in washington\n- soup\n- colorado in washington
 Reasoning process:
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Mountainous area is a natural habitat of bald eagle. Bald eagles soar in clear skies over their natural habitat. Therefore, the final answer is mountainous area.
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