问题
单项选择题
A composite series of stocks and bonds makes it possible to:（）
A. examine the benefits of diversifying with a combination of asset classes such as stocks and bonds in addition to diversifying with the asset classes of stocks or bonds.
B. examine the correlation among the various asset classes of stocks or bonds.
C. examine the benefits of diversifying with a combination of asset classes such as stocks and bonds.
答案
参考答案：A
解析：
A composite series of stocks and bonds makes it possible to examine the benefits of diversifying with a combination of asset classes such as stocks and bonds in addition to diversifying with the asset classes of stocks or bonds.