Your ship is carring hazardous cargo.During a daily inspection, yopu notice that some of the cargo has shifted and several cases are broken. You should first（）.

A.call out the deck gang to jettison the cargo
B.log the facts in the rough log and inform the chief mate later
C.make a determination of the seriousness of the breakage, and do what you think best
D.report the facts immediately to the Master, who will make a decision