Question: City Commercial Center, more popularly known as "C3" or "C3 Mall", is a government-owned and controlled mixed-use building in Pagadian City, Philippines, a main attraction on the upper ground floor is the American global donut company and coffeehouse, Dunkin' Donuts, based in Canton, in which US state?
Sentence (from "Dunkin' Donuts"): It was founded in 1950 by William Rosenberg in Quincy, Massachusetts.
Relevant evidence: No