Utilize the input text as a context reference, choose the right relationship between Bob Dudley and BP from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.

Financial analysts congratulated BP CEO Bob Dudley and Chief Financial Officer Brian Gilvary during a conference call Thursday, and investors cheered the move, pushing BP shares up 5 percent in midday trading.

Answer: employer