An analyst is investigating the performance of four portfolio over the same time period and gathered the following information:（）

单项选择题Portfolios located to the right of the market portfolio on the capital market line are:（）

A. lending portfolios.
B. Low-risk portfolios.
C. Borrowing portfolios.

单项选择题Study the following information, find out the cash conversation cycle. Receivables Turnover: 30 Inventory Turnover: 15 Payable Turnover: 20（）

A. 15 days.
B. 18.25 days.
C. 25.34 days.