A vessel is heading magnetic northwest and its magnetic compass indicates a heading of 317°. What action should be taken to remove this error during compass adjustment? （）

A. If the quadrantal spheres are out as far as possible replace them with smaller spheres
B. If the quadrantal spheres are in as far as possible remove one of the spheres
C. If the quadrantal spheres are in as far as possible replace them with smaller spheres
D. If the quadrantal spheres are out as far as possible，move the quadrantal spheres i