关于人类活动的空间分布及其空间中的相互关系的学说是( )。
A．区位理论
B．社会进化论
C．社会均衡论
D．历史循环论
参考答案：A
Which of the following statements about project risk is FALSE（）
A. The riskier the project’s income stream, the higher the discount rate should be.
B. Mutually exclusive projects should be analyzed using the firm’s weighted-average cost of capital (WACC).
C. If investors are not well diversified, they may want management to concentrate more on project risk than on market (beta) risk.
管内旅客快车车次范围是（）
