For many revisionist historians, Christopher Columbus has come to personify devastation and enslavement in the name of progress that has decimated native peoples of the Western Hemisphere.

A.      devastation and enslavement in the name of progress that has decimated native peoples of the Western Hemisphere

B.       devastation and enslavement in the name of progress by which native peoples of the Western Hemisphere decimated

C.      devastating and enslaving in the name of progress those native peoples of the Western Hemisphere which in the name of progress are decimated.

D.      devastating and enslaving those native peoples of the western Hemisphere which in the name of progress are decimated.

E.      the devastation and enslavement in the name of progress that have decimated the native peoples of the Western Hemisphere.

答案选A，但是process 能 decimate people?

我选C, which are， 说明复数，应该指代native people，native people are decimated复合逻辑

等高手来判断？