下图是我国南方某区域的一种特殊地貌类型的等高线图，该地貌是当地一种重要的旅游资源。该地区旅游业发展迅速，国际与国内客源市场相当。据此回答下列问题。

（1）从自然地理角度分析该地旅游资源开发的限制性条件。(6分)

（2）当地为发展旅游业，建起了高尔夫球场，这是否合理？为什么？(4分)

After determining that a pregnant client is Rh-negative, the physician orders an indirect Coombs’test. What’s the purpose of performing this test on a pregnant client()

A. To determine the fetal blood Rh factor.

B. To determine the maternal blood Rh factor.

C. To detect maternal antibodies against fetal Rh-positive factor.

D. To detect maternal antibodies against fetal Rh-negative factor.