大全 152

1.        At the invitation of Kwame Nkrumah, W. E. B. Du Bois settled in Gharla and became the editor of the Encyclopedia Africana.

(A) At the invitation of

(B) When he was invited by

(C) An invitation coming from

(D) An invitation that came from（A）

(E) After having an invitation by

Why is E not correct?