找考题网-背景图
单项选择题

The author of the passage is primarily concened with ______.

A.comparing several current interpretations of early American history
B.suggesting that new social research on migration should lead to revisions in current interpretations of early American history
C.refuting an argument about early American history that has been proposed by social historians
D.discussing a reinterpretation of early American history that is based on new social research on migration