The most accurate method of determining gyrocompass error while underway is by ______．A.Comparing the gyro azimuth of a celestial body with the computed azimuth of the bodyB.Comparing the gyro heading with the magnetic compass headingC.Determining from the chart the course made good between celestial fixesD.It cannot be determined accurately at sea due to drift of unknown currents
The most accurate method of determining gyrocompass error while underway is by ______．
A.Comparing the gyro azimuth of a celestial body with the computed azimuth of the body
B.Comparing the gyro heading with the magnetic compass heading
C.Determining from the chart the course made good between celestial fixes
D.It cannot be determined accurately at sea due to drift of unknown currents
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