In this Part:
"key personnel" , for a Part 142 operator, means the people (however described) that hold, or carry out the responsibilities of, the following positions in the operator's organisation:
(a) chief executive officer;
(b) head of operations;
(c) if the operator conducts authorised Part 142 activities only in aircraft, or aircraft and flight simulation training devices--safety manager;
(d) if the operator conducts authorised Part 142 activities only in flight simulation training devices--quality assurance manager.