Refer to the input text as context and select the correct relationship between 'Qantas' and 'Alan Joyce' from the available options.
Options: stock exchange, distributed by, director/manager, chief executive officer

And in equities news, Qantas chief executive Alan Joyce addresses the National Press Club, National Australia Bank chief executive Andrew Thorburn speaks at an Australian Israel Chamber of Commerce lunch in Sydney and Clean Seas Tuna holds its annual general meeting.
chief executive officer