Due to the widespread ________ of this medical technology，more diseases can be discovered and treated at an early stage.

A．presentation

B．application

C．qualification

D．appreciation

关于欧洲旅游胜地的叙述，正确的是（  ）

A．12月22日去冰岛可体会极夜的漫长

B．去意大利可欣赏巴台农神庙

C．去瑞士可在音乐之都维也纳听音乐

D．去挪威可乘船游览峡湾，观看午夜太阳