If the reduced bearing of a line AB is N60°W and length is 100 m, then the latitude and departure respectively of the line AB will be________________?

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If the reduced bearing of a line AB is N60°W and length is 100 m, then the latitude and departure respectively of the line AB will be________________?

A. +50 m, +86.6 m
B. +86.6 m, -50 m
C. +50m, -86.6 m
D. +70.7 m,-50 m