Which diagram matches the southern European country with its cultural contribution?

A.
Two boxes are connected by a unidirectional arrow. Box1:Italy. Box2:The Olympic Games.
B.
Two boxes are connected by a unidirectional arrow. Box1:Portugal. Box2:Modern music theory.
C.
Two boxes are connected by a unidirectional arrow. Box1:Greece. Box2:The Catholic Church.
D.
Two boxes are connected by a unidirectional arrow. Box1:Spain. Box2:Flamenco dance.