[求助]再问大全152

1.        At the invitation of Kwame Nkrumah, W. E. B. Du Bois settled in Gharla and became the editor of the Encyclopedia Africana.BA 不明白····B如何错了

(A) At the invitation of

(B) When he was invited by

(C) An invitation coming from

(D) An invitation that came from（A）

感觉B when引导时间状语从句的逻辑意思不对 ,表示同时间状态的关系

当他被..邀请,他在..定居并成为.../应该是先邀请再去定居吧