There is great potential in China for ______ tourism, focusing o

There is great potential in China for ______ tourism, focusing on ethnic groups and environmental adventure.
A、ecological
B、geographical
C、specialized
D、mass
【正确答案】：C
【题目解析】：选项C，“specialized”的意思是“专门的”或“有专门技能的”。在这里，“specialized tourism”指的是具有特定主题或目标的旅游类型，如民族旅游、探险旅游等。这与题干中提到的“focusing on ethnic groups and environmental adventure”相吻合，表示中国在发展以民族群体和环保探险为重点的专项旅游方面有很大的潜力，所以C选项正确。