（）指储蓄者通过购买证券而将储蓄转渡到投资者手中，由投资者进行投资。

A.间接转化机制

B.金融转化机制

C.直接转化机制

D.财政转化机制

A Treasury bond due in one-year has a yield of 8.5 percent. A Treasury bond due in 5 years has a yield of 9.3 percent. A bond issued by General Motors due in 5 years has a yield of 9.9 percent. A bond issued by Exxon due in one year has a yield of 9.4 percent. The default risk premiums on the bonds issued by Exxon and General Motors are: Exxon General Motors（）①A. 0.1%0.6% ②B. 0.1%1.4% ③C. 0.9%0.6%

A. ①

B. ②

C. ③