单选题In order for a star to be used for a sight at lower transit，the star must（）.Abe circumpolarBhave a declination equal to or greater than your latitudeChave a GHA of 180°Dhave the SHA equal to or less than the LHA
单选题
In order for a star to be used for a sight at lower transit，the star must（）.
A
be circumpolar
B
have a declination equal to or greater than your latitude
C
have a GHA of 180°
D
have the SHA equal to or less than the LHA
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