问题
单项选择题
An analyst does research about security market indices. The number of freely floating share available is component of which of the following index weighting schemes（）
A. Fundamental weighting.
B. Price weighting.
C. Market-capitalization weighting.
答案
参考答案：C
解析：
市值法中有按照流通股票数量来调整的指数，对此需要知道流通股票的数量来决定权重。