Which is the biggest restuarant chain in the world?

دنیا کا سب سے بڑا ریستوران کا سلسلہ کون سا ہے؟

KFC

Richet Burgers

McDonalds

Turkish Grill

All of the above

Explanation

McDonald's Corporation is an American fast food company, founded in 1940 as a restaurant operated by Richard and Maurice McDonald, in San Bernardino, California.