At an unsheltered anchorage the chief engineer officer shall consult with the master whetheror not to maintain an underway watch“An underway watch” means()
A:a watch which is kept with lower standard
B:a watch which is kept when the ship isnt sailing
C:a watch which is kept when the ship is sailing
D:a watch which is kept when the ship is in a restricted visibility area
出自:海船船员证