Take context from the input text and decide on the accurate relationship between 'Facebook' and 'Mark Zuckerberg' from the options provided.
Options: founded by, product/material produced, chairperson, position held

A federal appeals court has upheld the dismissal of litigation by Facebook shareholders who accused Chief Executive Mark Zuckerberg and other officials of deceiving them about the social media company's growth prospects prior to its May 2012 initial public offering.
founded by