偏好无差异曲线位置高低的不同能够反映不同投资者在风险偏好个性上的差异。
参考答案:对
The Imperial Palace, _____ the Emperor of Japan and his family live in, is open to public twice a year. [ ]
A. where
B. which
C. that
D. what
试对该规划方案进行综合评析,并提出问题的解决方法(文字叙述即可)。