If , H, A and be the altitude, hour angle, azimuth and declination of a circumpolar star at its elongation, in latitude , the following relation holds good

If , H, A and be the altitude, hour angle, azimuth and declination

1.	If , H, A and be the altitude, hour angle, azimuth and declination of a circumpolar star at its elongation, in latitude , the following relation holds good
A.	<img src="/_files/images/civil-engineering/advanced-surveying/87-4.83-1.png">
B.	<img src="/_files/images/civil-engineering/advanced-surveying/87-4.83-2.png">
C.	<img src="/_files/images/civil-engineering/advanced-surveying/87-4.83-3.png">
D.	all the above.
Answer» E.