天山4-Q30:

Unlike that of earlier works on slavery, Blassingame’s innovative study relies not on the

records of White slave owners but on the records of the salves themselves, especially the

70 or so autobiographies and memoirs that have been preserved.

A. that of earlier words on slavery, Blassingame’s

B. that of earlier works on slavery, Blassingame in his

C. earlier works on slavery, Blassingame in his

D. earlier works on slavery, Blassingame’s

E. the earlier works on slavery, Blassingame in his

答案是A，
        我的答案是D。

晕，老大，你怎么问那么多问题，而且我看得几个都是你答案是对的，你的参考答案有错误！！！