Researchers have found that spat

Researchers have found that spatial variations of tourism are closely linked to the availability, ______ and the nature of tourism resources.
A、entrance
B、accessibility
C、entry
D、admission
【正确答案】：B
【题目解析】：( P219)研究者发现,旅游的空间变化是与旅游资源的有效性、可用性及自然特性紧密相连的。