| What statement is true concerning watertight doors fitted below the waterline of a vessel? |
| A) Watertight doors below the waterline may be of the vertical or horizontal sliding type or the swinging hinged type. |
| B) Watertight doors below the waterline may be either of the vertical or horizontal sliding type. |
| C) Watertight doors below the waterline may be either of the vertical sliding type or the swinging hinged type. |
| D) Watertight doors below the waterline may be either of the horizontal sliding type or the swinging hinged type. |
