Q. Who won the mixed doubles title of US Open 2018?

Answer of this question "Who won the mixed doubles title of US Open 2018?", here are 4 choices for this question : Jamie Murray and Bethanie Mattek Sands, Jamie Murray and Nikola Mektic, Nikola Mektic and Alicja Rosolska, Bethanie Mattek Sands and Jamie Murray.
Answer Is "Jamie Murray and Bethanie Mattek Sands".