A long-term, sustainable development of tourism are supported by

A long-term, sustainable development of tourism are supported by all the following EXCEPT______.
A、adequate infrastructure
B、large tourism campaign
C、well-trained human resource
D、aggressive marketing plan
【正确答案】：B
【题目解析】：(P259)本题考查旅游业的发展策略。 旅游业长期、可持续地发展，需要具备以下条件:完善的旅游基础设施;训练有素的人力资源;积极的市场营销计划。