| In accordance with SOLAS, which of the following best describes the obligation of the Master concerning cargo hold watertight doors? |
| A) the Master shall ensure that an effective system of maintenance on the doors is being followed |
| B) the Master shall ensure that the doors are secured and an entry is made in the log book prior to departure |
| C) the Master shall ensure that the operation of the doors is only conducted in the presence of an Officer |
| D) the Master shall ensure that the doors are tested daily and an entry is made in the log book |
