If your vessel has a list to port due to negative GM and off-cen

If your vessel has a list to port due to negative GM and off-center weight，the first corrective measure you should take is to ______.

A.move port-side main-deck cargo to the starboard side

B.fill the starboard double-bottom

C.pump water from the port double-bottom to the starboard double-bottom

D.pump water from the port double-bottom over the side

正确答案是B