| According to Coast Guard Regulations (46 CFR), a welded repair to be made to a ships service air receiver, other than an emergency repair at sea, must be __________. |
| A |
inspected and tested by the chief engineer before it may be returned to service |
| B |
completed and then tested at least twice prior to notifying the Coast Guard to ask for a marine inspector |
| C |
made with a backing strip to ensure full penetration |
| D |
made only with the prior approval of the local Officer in Charge, Marine Inspection (OCMI) |