Which Spanish soprano, known for her bel canto technique, became internationally famous through her 1987 duet 'Barcelona' with Freddie Mercury, later used in the 1992 Olympics?

• A Montserrat Caballe ✓
• B Victoria de los Angeles
• C Teresa Berganza
• D Pilar Lorengar

Montserrat Caballe's recording of Barcelona with Queen's Freddie Mercury became an anthem for the 1992 Barcelona Olympic Games.