The definition of nighttime is
A
sunset to sunrise.
B
1 hour after sunset to 1 hour before sunrise.
C
the time between the end of evening civil twilight and the beginning of morning civil twilight.✓ Correct Answer
Explanation
14 CFR 1.1 defines night as the time between the end of evening civil twilight and the beginning of morning civil twilight, as published in the Air Almanac and converted to local time. Sunset to sunrise is the period for position lights (91.209), and 1 hour after sunset to 1 hour before sunrise is the passenger-carrying recency period (61.57(b)).
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