Which of the Following Is NOT True of W

Which of the following is NOT true of W.E.B.Du Bois?

A) He was a civil rights leader who condemned segregation and the racism of America.
B) He wrote about double consciousness,an inescapable awareness of being both Black and American that African Americans experience.
C) His ideas were often considered too radical for sociologists at the time of his writing.
D) His ideas are considered outdated and have been debunked by modern Black sociologists.