A.generally steady bearing and decreasing range B.generally steady range and increasing bearing C.increasing range and bearing D.decreasing bearing only
A.loxodromic curve B.curved line concave to the equator C.straight line D.spiral approaching the poles as a limit
A.as wide an angle as practicable B.as wide an angle so practicable C.like wide an angle as practicable D.like wide as angle so practicable