On chart,bearings to near objects should be used in preference to objects farther off,because().
- Aa small error in bearing or in laying it down on the chart has a greater effect in misplacing the position the longer the line to be drawn
- Ball scales are kept updated for vital information by Notices to Mariners
- Cthe larger the scale of the chart,the greater the detail that can be shown on it
- Dthe mariner using the medium scale charts for passage along a coast need not transfer on to a large scale for short distance