When may the automatic identification system(AIS) be switched of

  • 2024-01-21 14:23:12
  • YY6

When may the automatic identification system(AIS) be switched off?

A.At anytime as long as it is properly logged

B.At the Master's professional judgment

C.Only when the vessel is at anchor or in port

D.Under no circumstance

正确答案是B