A vessel is heading magnetic north and its magnetic compass indicates a heading of 003°. What action should be taken to remove this error during compass adjustment?

A
If the blue ends are to port and the athwartships tray is at the bottom, you should add some more magnets.
B
If the blue ends are to port and the athwartships tray is at the top, you should add some more magnets.
C
If the red ends are to port, you should lower the athwartships tray.
D
If the red ends are to port and the tray is at the bottom, you should raise the tray.
E