A vessel is heading magnetic east and its magnetic compass indicates a heading of 093°. What action should be taken to remove this error during compass adjustment?

A
If the red ends of the magnets are aft you should lower the fore-and-aft tray.
B
If the red ends of the magnets are forward, and the fore-and-aft tray is at the bottom, you should remove some magnets.
C
If the red ends of the magnets are to port you should raise the athwartships tray.
D
If the red ends of the magnets are to port, and the athwartships tray is at the top, you should reverse the magnets.
E