In which of the following countries FIFA World Cup matches were played in 2014?

The correct answer is (c). Brazil hosted the 2014 FIFA World Cup. The tournament was held from 12 June to 13 July 2014, with the final match played at the Estádio do Maracanã in Rio de Janeiro. A total of 32 teams competed in the tournament, including the host nation Brazil. The final match was played between Argentina and Germany, with Germany winning 1–0.