In approximately how much time does Mars complete one spin on its axis?
A.16 hours
B.1 day
C.1 day 18 hours✓ Correct
D.18 hours
Explanation
Mars completes one rotation on its axis in approximately 24 hours and 37 minutes, which is roughly 1 day and 18 hours (or more precisely about 1 day and 37 minutes), making option C the closest answer.
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