Utilize the input text as a context reference, choose the right relationship between 'Fannie Mae' and 'Timothy Mayopoulos' from the options.
Options: owned by, chief executive officer, original broadcaster, director/manager

Earlier this month, financial disclosures revealed that Fannie Mae CEO Timothy Mayopoulos and Freddie Mac CEO Donald Layton will each earn target compensation of $4 million.
chief executive officer