[单选题]( )Every vessel receiving a distress call is obliged to go to aid the vessel in distress A.Every one receiving a distress call is obliged to go to aid the vessel in distress B.Every vessel receiving a distress call needn’ t go to aid the vessel in distress C.Every vessel is obliged to go to aid the vessel in distress when she receives a distress call D.Every vessel shouldn't go to aid the vessel in distress