Take context from the input text and decide on the accurate relationship between 'Facebook' and 'Mark Zuckerberg' from the options provided.
Options: currency, founded by, chairperson, distribution format

After Facebook Inc. tested a Snapchat-like live events feature at the Lollapalooza music festival last week, Mark Zuckerberg has now set his sights on Periscope and Meerkat.
founded by