Surveying
The point at which sun's declination changes from north to south, is known as

First point of Libra
Both (B) and (C) of the above
Vernal Equinox
First point of Aeries

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Surveying
The prismatic compass and surveyor’s compass

both give QB of a line
both give QB of a line and WCB of a line
both give WCB of a line
give whole circle bearing (WCB) of a line and quadrantal bearing (QB) of a line respectively

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