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← HistoryWhich outcome results when imperfections exist within a historical sextant's mirrors?
A)Celestial position measurement errors increase✓
B)Mechanical creep progressively stiffens joints
C)Hygroscopic expansion warps frame
D)Oxides gradually cloud lenses limiting visibility
💡 Explanation
Celestial position errors increase because sextant mirrors rely on the principle of Optical reflection; imperfections introduce parallax. Therefore, navigational accuracy diminishes, rather than creep occurring which is mechanical in nature or warped frame hygroscopic in nature.
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