慢性粒细胞白血病急性变最常见的类型是（）

A.急性粒细胞白血病

B.急性淋巴细胞白血病

C.急性单核细胞白血病

D.急性混合细胞白血病

E.中枢神经系统白血病

An analyst does research about asset-backed securities. Which of the following statements is most accurate A corporation that raises funds through use of an asset-backed security:（）

A. creates a special purpose vehicle that is a subsidiary of the corporation.

B. no longer owns the assets that serve as collateral for the asset-backed security.

C. uses credit enhancement in the reduction in funding cost compared with the cost of enhancement.