Alexandria, a British Citizen, Owns and Manages a Fish and Chips

Essay

Alexandria, a British citizen, owns and manages a fish and chips shop in Washington, D.C.
She buys fresh food produced by U.S. workers, pays utilities to a U.S. company, and employs only U.S. citizens. What part, if any, of the restaurant's production is included in U.S. GDP? What part, if any, of the restaurant's production is included in U.S. GNP?